Solve the following: four and six tenths plus six and eight tenths

Answer:

3.14 square inches or π square inches

Step-by-step explanation:

The radius of a circle is 1 inch. What is the area?

r=1 in

The formula for the area of a circle is given as:

πr²

The radius (r) = 1 inch

Hence,

Area of the circle = π × 1²

= 3.1415926536 square inches

Approximately = 3.14 square inches or we can say that the Area of the circle = π square inches

Answer:

nth term: n+6

Step-by-step explanation:

a1 gives -7 and a2 gives -1. Let's compare these two numbers. From -7 to -1, we need a +6. Since -7 + 6 = -1.

a2 to a3, -1 + 6 = 5

a3 to a4, -5 + 6 = 11

Answer:

6. 26. 7. 34

Step-by-step explanation:

6.) 13+13=26. 7.) 17+17=34

Answer: 1047.2

Step-by-step explanation:

V=(4/3)(pi)(r^3)

V=(4/3)(pi)(5^3)

=523.6

Since there are 2 pinatas, you multiply 523.6 by 2.

=1047.2

Answer:

The missing angle is 68 degrees

Step-by-step explanation:

The probability of winning at least one prize when buying one ticket each month for 5-months is (c) 0.44.

In order to calculate the probability of winning at least one prize when buying one ticket each month for five months, we use the complement rule. The complement of winning at least one prize is not winning any prize.

The probability of not winning any prize in a single month is 1 - 0.11 = 0.89 (because the probability of winning a prize is given as 0.11),

Since the events of not winning a prize in each month are independent, the probability of not winning a prize in all five months is (0.89)⁵,

So, the probability of winning at least one prize is 1 - (0.89)⁵ ≈ 1 - 0.5570 ≈ 0.443 ≈ 0.44,

Therefore, the correct option is (c).

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The given question is incomplete, the complete question is

If you buy one ticket in the Provincial Lottery, then the probability that you will win a prize is 0.11. If you buy one ticket each month for five months,

What is the probability that you will win at least one prize?

(a) 0.55

(b) 0.50

(c) 0.44

(d) 0.45

(e) 0.56

Answer:

400

1.05

Step-by-step explanation:

The athlete should take the second offer.

It is given by the formula,

A = P(1+r)ⁿ

where A is the value after n period of time, P is the initial amount, and,

r is the rate of increment or decrement.

Now, Total amount = $400,000(1+5%)⁷

                    = $400,000(1+0.05)⁷

                    = $400,000(1.4071)

                    = $562840.17

Now, the total amount that the pro-athlete will get in 8 years is,

Total amount = $425,000(1+4%)⁷

                    = $425,000(1+0.04)⁷

                    = $425,000(1.3159)

                    = $559,271

Since the total amount that the athlete will get in the next 8 years is more for the second offer, the athlete should take the second offer.

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Answer:

The answer is A. (an even number)

Step-by-step explanation:

2 x 27 is equivalent to 54 and 54 is an even number.

Answer:

Step-by-step explanation:

i think its C

Answer:

Step-by-step explanation:

Answer: -6,-7,-8 etc.

Step-by-step explanation: -2 times -6 = 12 bc  a negative times a negative = a positive, and -2×-5=10 which is equal to 10 so if we try -6 it gives us 12 which is greater than 10.

Hope this helps!

The probability that the company will find 2 or fewer defective products in this batch is approximately 0.995. The probability that 4 or more defective products are found in this batch is approximately 0.005. The decision to stop production would depend on various factors and cannot be determined solely based on finding 5 defective products.

Yes, this situation can be described as a binomial experiment. A binomial experiment has the following characteristics:

To calculate the probability that the company will find 2 or fewer defective products in this batch, we need to calculate the probabilities for each possible outcome (0, 1, and 2 defective products) and sum them up.

Let's denote the probability of finding a defective product as p, which is 3.1% or 0.031 in decimal form.

[tex]P(X \leq 2) = P(X = 0) + P(X = 1) + P(X = 2)\\P(X = 0) = C(25, 0) * p^0 * (1 - p)^{25 - 0}\\P(X = 1) = C(25, 1) * p^1 * (1 - p)^{25 - 1}\\P(X = 2) = C(25, 2) * p^2 * (1 - p)^{25 - 2}[/tex]

Using the binomial coefficient formula C(n, r) = n! / (r!(n - r)!), we can calculate these probabilities:

[tex]P(X = 0) = C(25, 0) * 0.031^0 * (1 - 0.031)^{25 - 0}\\ = 1 * 1 * (0.969)^{25}\\ = 0.643\\P(X = 1) = C(25, 1) * 0.031^1 * (1 - 0.031)^{25 - 1}\\ = 25 * 0.031 * (0.969)^{24}\\ = 0.295\\P(X = 2) = C(25, 2) * 0.031^2 * (1 - 0.031)^{25 - 2}\\ = 300 * 0.031^2 * (0.969)^{23}\\ = 0.057\\P(X \leq 2) = 0.643 + 0.295 + 0.057\\ = 0.995[/tex]

Therefore, the probability that the company will find 2 or fewer defective products in this batch is approximately 0.995.

To calculate the probability that 4 or more defective products are found in this batch, we can use the complement rule:

[tex]P(X \geq 4) = 1 - P(X \leq 3)\\P(X = 3) = C(25, 3) * 0.031^3 * (1 - 0.031)^{25 - 3}\\ = 2300 * 0.031^3 * (0.969)^{22}\\ = 0.040\\P(X \geq 4) = 1 - P(X \leq 3)\\ = 1 - (P(X = 0) + P(X = 1) + P(X = 2) + P(X = 3))\\ = 1 - (0.643 + 0.295 + 0.057 + 0.040)\\ = 1 - 0.995\\ = 0.005[/tex]

Therefore, the probability that 4 or more defective products are found in this batch is approximately 0.005.

If the company finds 5 defective products in this batch, it does not necessarily mean that they should stop production. The decision to stop production would depend on various factors such as the acceptable level of defects, the cost of production, the impact on customer satisfaction, etc. It would require a more comprehensive analysis to make a decision in this regard.

Complete Question:

A company is reviewing a batch of 25 products to determine if any are defective. On average, 3.1% of products are defective. Does this situation describe a binomial experiment, and why? What is the probability that the company will find 2 or fewer defective products in this batch? What is the probability that 4 or more defective products are found in this batch? If the company finds 5 defective products in this batch, should the company stop production?

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To evaluate the iterated integral ∫∫∫ R x[tex]y^{2}[/tex] dz dy dx over the given region R in cylindrical coordinates, we first convert the limits of integration and the integrand to the cylindrical form. Then we evaluate the integral using the appropriate transformations and calculations.

In cylindrical coordinates, we express points in three-dimensional space using the variables (ρ, θ, z), where ρ represents the distance from the origin to a point projected onto the xy-plane, θ denotes the angle measured counterclockwise from the positive x-axis to the projection of the point onto the xy-plane, and z represents the height of the point above or below the xy-plane.

To evaluate the given iterated integral, we begin by transforming the limits of integration. The outermost integral corresponds to the variable ρ, which ranges from 0 to 1. The next integral corresponds to θ and remains unchanged since the region R does not involve any angular restrictions. The innermost integral corresponds to z and ranges from the lower limit of √(1 - [tex]x^{2}[/tex]) to the upper limit of √(1 - [tex]x^{2}[/tex]), as determined by the given limits of integration.

Next, we convert the integrand, [tex]xy^2[/tex], to cylindrical coordinates. The variable x is replaced by ρcosθ, and y is replaced by ρsinθ, giving us [tex]ρ^3cosθsin^2θ[/tex].

With the limits of integration and the integrand expressed in cylindrical coordinates, we proceed to evaluate the iterated integral. Following the order of integration, we integrate ρ from 0 to 1, θ from 0 to 2π, and z from √(1 - [tex]x^{2}[/tex]) to -√(1 -[tex]x^{2}[/tex]). The integration of ρ yields [tex]ρ^4[/tex]/4, the integration of θ results in 2π, and the integration of z simplifies to 0.

Finally, we substitute the limits of integration and perform the calculations: (∫(0 to 1) [tex]ρ^4[/tex]/4 dρ) * (2π) * (0). Evaluating the integral of[tex]ρ^4[/tex]/4 yields 1/20, and multiplying this by 2π and 0 gives us the final result of 0.

Therefore, the evaluated iterated integral in cylindrical coordinates is 0.

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Answer:

X>8

Step-by-step explanation:

Open circle, going towards larger numbers, meaning it is greater than eight but not equal to.

Answer:

$5500

Step-by-step explanation:

Given information: Consider a binomial distribution. About 47% of Salinas residents bank entirely online.

A random sample of 62 residents is selected. Find the probability that less than 21 bank entirely online. The given data follows binomial distribution with n = 62 and p = 0.47

Let X be the random variable representing the number of residents bank entirely online. Then X ~ B(62, 0.47) We need to find the probability that less than 21 bank entirely online. P(X < 21) = P(X ≤ 20)P(X ≤ 20) = ∑P(X = x) , where x = 0, 1, 2, 3, ... 20Using binomial probability distribution, P(X ≤ 20) = ∑P(X = x) , where x = 0, 1, 2, 3, ... 20P(X ≤ 20) = P(X = 0) + P(X = 1) + P(X = 2) + P(X = 3) + ... + P(X = 20)P(X ≤ 20) = ∑P(X = x) , where x = 0, 1, 2, 3, ... 20P(X ≤ 20) = P(X = 0) + P(X = 1) + P(X = 2) + P(X = 3) + ... + P(X = 20)P(X ≤ 20) = ∑P(X = x) , where x = 0, 1, 2, 3, ... 20P(X ≤ 20) = P(X = 0) + P(X = 1) + P(X = 2) + P(X = 3) + ... + P(X = 20)P(X ≤ 20) = P(X = 0) + P(X = 1) + P(X = 2) + P(X = 3) + ... + P(X = 20)

Now, we can use a calculator or software to find this sum. Using software or calculator, P(X ≤ 20) = 0.0251Therefore, the probability that less than 21 bank entirely online is 0.0251. Hence, the correct option is 0.0251.

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Answer:

C. y = -x + 2

Step-by-step explanation:

Sana nakatulong

The subset satisfies all three conditions, it is a subspace of [tex]R^{3}[/tex].

To determine if the described set is a subspace, we need to check if it satisfies three conditions: closure under addition, closure under scalar multiplication, and contains the zero vector.

Let's consider the subset of [tex]R^{3}[/tex] consisting of vectors of the form (a, b, c), where a = b = c.

Closure under addition: Let (a₁, b₁, c₁) and (a₂, b₂, c₂) be two vectors in the subset.

Their sum is (a₁ + a₂, b₁ + b₂, c₁ + c₂).

Since a₁ = b₁ = c₁ and a₂ = b₂ = c₂, we have (a₁ + a₂, b₁ + b₂, c₁ + c₂) = (a₁ + a₁, b₁ + b₁, c₁ + c₁) = (2a₁, 2b₁, 2c₁).

Since 2a₁ = 2b₁ = 2c₁, the sum is also in the subset.

Closure under scalar multiplication: Let (a, b, c) be a vector in the subset and let k be a real number.

The scalar multiple k(a, b, c) is (ka, kb, kc). Since ka = kb = kc, the scalar multiple is also in the subset.

Contains the zero vector: The zero vector is (0, 0, 0). Since 0 = 0 = 0, it is in the subset.

Therefore, the subset satisfies all three conditions, it is a subspace of [tex]R^{3}[/tex].

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If differential equation is 3(1+x^2)dy/dx = 2xy(y^3-1) then exponential is |y^3-1| = Ce^(x^2).

To solve the given differential equation, we can begin by separating the variables. We divide both sides of the equation by 2xy(y^3-1) to get:

3(1+x^2)dy/dx = 2xy(y^3-1)

(3(1+x^2))/(2xy(y^3-1)) dy = dx

Next, we integrate both sides with respect to their respective variables. On the left side, we integrate with respect to y, and on the right side, we integrate with respect to x:

∫(3(1+x^2))/(2xy(y^3-1)) dy = ∫dx

After evaluating the integrals, we obtain:

ln|y^3-1| = x^2 + C

Where C is the constant of integration. Finally, we can exponentiate both sides of the equation:

|y^3-1| = e^(x^2+C)

|y^3-1| = Ce^(x^2)

Here, Ce^(x^2) represents the constant of integration. Since the absolute value can be positive or negative, we consider both cases and solve for y to obtain the general solution.

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Answer:

587.9

Step-by-step explanation:

Delta math

Jenifer can paint a room in 10 hours. When Carl helps the time is reduced to 6 hours.

Answer:

10 hours is Jennifer or 12

Step-by-step explanation:

Answer:This seems easy! do u want help on how to do the answer or r u just looking for the answer????/

Step-by-step explanation:

The linear feet of steel cable that can be produced is approximately 1,469 feet.

To find the linear feet of steel cable that can be produced, we need to calculate the volume of the block of steel and then consider the efficiency of the extrusion process.

1. Cross-sectional area of the block:

Cross-sectional area = (16 in.) * (16 in.) = 256 in²

Converted to square feet: 256 in² * 0.00694 ft²/in² = 1.77778 ft²

2. Volume of the block:

Volume = Cross-sectional area * Length = 1.77778 ft² * 10 ft = 17.7778 ft³

3. Usable volume after considering the efficiency:

Usable volume = Efficiency * Volume = 0.94 * 17.7778 ft³ = 16.7044 ft³

4. Cross-sectional area of the cable:

Cross-sectional area = π * (0.85 in.)²

Converted to square feet: Cross-sectional area = π * (0.85 in.)² / 144 in²/ft²

5. Linear feet of steel cable produced:

Linear feet = Usable volume / Cross-sectional area of the cable

Linear feet = 16.7044 ft³ / (π * (0.85 in.)² / 144 in²/ft²) = 1468.672 ft

Rounded to the nearest foot, the result is approximately 1,469 feet.

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To determine which polynomial is prime, we need to check if it can be factored into simpler polynomials or if it is irreducible.

Let's analyze the given polynomials:

3x^3 + 3x^2 - 2x - 2

3x^3 - 2x^2 + 3x - 4

4x^3 + 2x^2 + 6x + 3

4x^3 + 4x^2 - 3x - 3

To determine if these polynomials are prime, we need to check if they can be factored further. If they cannot be factored into simpler polynomials, they are considered prime.

The polynomial 3x^3 + 3x^2 - 2x - 2 can be factored as (x + 1)(3x^2 - 2).

The polynomial 3x^3 - 2x^2 + 3x - 4 cannot be factored further.

The polynomial 4x^3 + 2x^2 + 6x + 3 can be factored as (2x + 1)(2x^2 + 3).

The polynomial 4x^3 + 4x^2 - 3x - 3 can be factored as (2x + 1)(2x^2 - 3).

Based on the factorizations, the only polynomial that is prime (cannot be factored further) is 3x^3 - 2x^2 + 3x - 4.

Therefore, the polynomial 3x^3 - 2x^2 + 3x - 4 is prime.

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Answer:

9/100 is the answer i believe

Answer:

the answer is 9/100

Step-by-step explanation:

9 ÷ 100= 0.09

Answer:

2/6b-7

Step-by-step explanation:

Answer:

1/3(b-21)

hope it helps :)

The solution to the initial value problem [tex]cos^{2xsinx}dy/dx + cos^{3(x)}y = 5, y(\pi/3) = 4[/tex], involves solving the given differential equation and applying the initial condition.

To solve the differential equation, we can use an integrating factor. The integrating factor for the given equation is [tex]e^{\int{cos^3x} \, dx}[/tex]. Integrating [tex]cos^3(x)[/tex] gives us (1/4)(3sin(x) + sin(3x)).

Multiplying the entire equation by the integrating factor, we get [tex](1/4)(3sin(x) + sin(3x)) * cos^2(x)sin(x) * dy/dx + (1/4)(3sin(x) + sin(3x)) * cos^3(x) * y = 5 * (1/4)(3sin(x) + sin(3x))[/tex]

Simplifying, we have [tex](3sin(x) + sin(3x)) * cos(x)sin^2(x) * dy/dx + (3sin(x) + sin(3x)) * cos^3(x) * y = 5 * (3sin(x) + sin(3x))/4[/tex]

This equation can be rewritten as [tex]d/dx[(3sin(x) + sin(3x)) * cos^2(x) * y] = 5 * (3sin(x) + sin(3x))/4[/tex].

Integrating both sides with respect to x, we obtain [tex](3sin(x) + sin(3x)) * cos^2(x) * y = 5 * (3sin(x) + sin(3x))/4 * x + C[/tex], where C is the constant of integration.

Applying the initial condition y(π/3) = 4, we can substitute x = π/3 and y = 4 into the equation to find the value of C.

By substituting the values, we get [tex](3sin(\pi /3) + sin(3\pi/3)) * cos^2(\pi/3) * 4 = 5 * (3sin(\pi/3) + sin(3\pi/3))/4 * (\pi/3) + C[/tex]

Simplifying and solving for C, we can determine the value of C.

Finally, we can substitute the value of C back into the equation to obtain the solution to the initial value problem.

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Answer:

200

Step-by-step explanation:

0.75X = 150

X = 200

so 200 is the answer

Answer:

200

150 is 75% of 200

Step-by-step explanation:

150 is 75% of what number

we can change this so it is simpler to understand.

150 = 75% of x

whenever it says "of" it is telling you to multiply

150 = 75% * x

now we simplify

150 = 75/100 * x

150 = 75x/100

*100       *100

15000 = 75x

/75          /75

200  = x

150 is 75% of 200

Answer:

Option C

Step-by-step explanation:

We will analyze the figure and note down the properties given in the figure,

1). LK is a diameter so this line (chord) divides the circle into two arcs measuring 180°.

m(arc LJK) = m(arc LK) = 180°

2). m(∠JKL) = 28°

Therefore, by the property inscribed angle and intercepted arcs,

Intercepted arc (JL) = 2 × (Inscribed angle JKL)

m(arc JL) = 2(26°)

               = 52°

Now we will use these two points to get the measure of arc JK.

m(arc JK) + m(arc LK) + m(arc JL) = 360°

m(arc JK) + 180° + 52° = 360°

m(arc JK) = 360° - 232°

                = 128°

Option C will be the correct option.

Answer:

Step-by-step explanation:

If you're referring to moving the decimal point five places to the left, your answer should be

.0074138

If you're referring to the right, your answer should be

74138000.