i need some help please

I Need Some Help Please

Answers

Answer 1

Answer: 2.4 x 10^8

Step-by-step explanation:

Answer 2

Answer: 2.4x10^8

Step-by-step explanation:start from the end and move the decimal point all the time way up to the middle of 2 and 4 and u move 8 times to get there which is how we got the exponent 8


Related Questions

At the candy store, Sophie filled a bag with 2\dfrac232 3 2 ​ 2, start fraction, 2, divided by, 3, end fraction kilograms of candy. \dfrac14 4 1 ​ start fraction, 1, divided by, 4, end fraction of the weight of the candy was from chocolate covered pretzels.

Answers

Answer:

[tex]Chocolate\ Weight = \frac{2}{3}kg[/tex]

Step-by-step explanation:

Given

[tex]Candies =2\frac{2}{3}\ kg[/tex]

[tex]Chocolate = \frac{1}{4}[/tex] of the candies

Required

Determine the weight of the chocolate pretzels ---- This completes your question

To determine the weight, we simply multiply the fraction of chocolates by the total weight of the candies.

i.e.

[tex]Chocolate\ Weight = \frac{1}{4} * 2\frac{2}{3}[/tex]

Convert Fraction

[tex]Chocolate\ Weight = \frac{1}{4} * \frac{8}{3}[/tex]

[tex]Chocolate\ Weight = \frac{1 * 8}{4 * 3}[/tex]

[tex]Chocolate\ Weight = \frac{8}{12}[/tex]

Simplify

[tex]Chocolate\ Weight = \frac{2}{3}kg[/tex]

F(-3,2)G(-3-1)H(-1,-1)I(0,1) rotation by 270 degrees about the origin

Answers

Answer:33

Step-by-step explanation:

The answer is 33 I hope it helps

A function is defined by f(x)= x/4. What is f(-8)?
- 2
- -1/2
- 1/2
- 2

Answers

Answer:

need this as quick as possible pls

Step-by-step explanation:

Answer:

[tex]f(-8)=-2[/tex]

Step-by-step explanation:

We have the function:

[tex]f(x)=\frac{x}{4}[/tex]

And we want to find f(-8).

So, simply substitute -8 for x. This yields:

[tex]f(-8)=\frac{-8}{2}[/tex]

Divide:

[tex]f(-8)=-2[/tex]

Hence, our answer is -2.

Solve for x: 4 over 5 x + 4 over 3 = 2x x = Write your answer as a fraction in simplest form. Use the "/" symbol for the fraction bar. (2 points)

Answers

Answer:

x = 10/9

Step-by-step explanation:

Solve for x:

(4 x)/5 + 4/3 = 2 x

Put each term in (4 x)/5 + 4/3 over the common denominator 15: (4 x)/5 + 4/3 = (12 x)/15 + 20/15:

(12 x)/15 + 20/15 = 2 x

(12 x)/15 + 20/15 = (12 x + 20)/15:

(12 x + 20)/15 = 2 x

Multiply both sides by 15:

(15 (12 x + 20))/15 = 15×2 x

(15 (12 x + 20))/15 = 15/15×(12 x + 20) = 12 x + 20:

12 x + 20 = 15×2 x

15×2 = 30:

12 x + 20 = 30 x

Subtract 30 x from both sides:

(12 x - 30 x) + 20 = 30 x - 30 x

12 x - 30 x = -18 x:

-18 x + 20 = 30 x - 30 x

30 x - 30 x = 0:

20 - 18 x = 0

Subtract 20 from both sides:

(20 - 20) - 18 x = -20

20 - 20 = 0:

-18 x = -20

Divide both sides of -18 x = -20 by -18:

(-18 x)/(-18) = (-20)/(-18)

(-18)/(-18) = 1:

x = (-20)/(-18)

The gcd of 20 and -18 is 2, so (-20)/(-18) = (-(2×10))/(2 (-9)) = 2/2×(-10)/(-9) = (-10)/(-9):

x = (-10)/(-9)

Multiply numerator and denominator of (-10)/(-9) by -1:

Answer: x = 10/9

Which point on the y-axis lies on the line that passes
through point G and is parallel to line DF?

O (-2, 0)
0 (0,-2)
0 (0,4)
O (4,0)


Answers

I think it’s the (0,4)

Answer:

Step-by-step explanation:

y = mx + b , "m" is a slope and "b" is y-intercept (0, b)

~~~~~~~~~~

G(- 4, - 4)

Slope [tex]m_{DF}[/tex] = 2

y + 4 = 2(x + 4)

y = 2x + 4 ⇒ (0, 4)

if a football is thrown upward, its height above the

ground is given by the equation s=-16t^2+Vot+so, where

Vo and so are the initial velocity and intial height of the

Football, respectively, and t is the time in seconds.suppose

the football is thrown from the top of a building that is

192 feet tall, with an initiae speed of 96 feet per second.

a)write the polynomial that gives the height of the Football in terms

of the variable t (time)

b) what is the height of the Football after 2 seconds have

Clapsed? Will the football hit the ground after 2 seconds?

Answers

Answer:

a) s = -16[tex]t^{2}[/tex] + 192t + 96

b) Height of the football after 2 seconds is 448 feet.

ii. The football would not hit the ground after 2 seconds.

Step-by-step explanation:

Given:

s = -16[tex]t^{2}[/tex] + [tex]V_{o}[/tex]t + [tex]s_{o}[/tex]

where: s is the height of the football above the ground, t is the time, [tex]V_{o}[/tex] is the initial velocity and [tex]s_{o}[/tex] is the initial height.

The height of the building = [tex]V_{o}[/tex] = 192 feet and the initial speed of the ball = [tex]s_{o}[/tex] = 96 feet per second, then;

s = -16[tex]t^{2}[/tex] + 192t + 96

a) The polynomial is given as:

s = -16[tex]t^{2}[/tex] + 192t + 96

b) The height of the football when t = 2 seconds is;

s = -16(2) + 192(2) + 96

 = -32 + 384 + 96

 = -32 + 480

s = 448

The height of the football when t = 2 seconds is 448 feet.

ii. The football would not hit the ground after 2 seconds.

Mr. Bearfield deposited $3,500 in a new investment account. -The investment pays 8% interest compounded annually on this account. -Mr. Bearfield did not make any additional deposits or withdrawals. What is the balance of the account at the end of three years?

Answers

Answer:

In 3 years, you will have $4,408.99

Step-by-step explanation:

The formula used in the compound interest calculator is A = P(1+r/n)^(nt)

A = the future value of the investment

P = the principal investment amount

r = the interest rate (decimal)

n = the number of times that interest is compounded per period

t = the number of periods the money is invested for

Given point (8,0) and slope 2/3, fill in the blanks to put in point slope form. y-____=____(x-___) *

Answers

Answer:

3y = 2(x -8)

Step-by-step explanation:

this is the sol I could provide

The correct answer is y-0=2/3•(x-8).

Use the given slope and point to substitute into the point-slope formula y−y1=m(x−x1).

Mary made a 48.5% on her math test. Which of the following shows a fraction and a decimal equivalent to 48.5%? 485 A and 0.485 10.000 485 B and 48.5 100 485 С and 4.85 100 485 D and 0.485 1.000

please show me the work I need it right know☹️​

Answers

B.

you can eliminate A and D because grades are distributed by 100. and c only has 4.85 when the question says she made a 48.5

5)A plumber charges $25 for a service call plus $50 per hour of service. Write an equation in slope-intercept form for the cost, C, after h hours of service.

Answers

Answer: your Answer is $75 dollars.

Step-by-step explanation:

$25 + $50 = $75

Answer:

[tex]C = 50x + 25[/tex]

Step-by-step explanation:

The $50 charge can be interpreted as the slope, as it varies based on the amount of time the service takes. The $25 can be interpreted as the y-intercept, as you'll get charged $25 no matter how long the service takes. Thus, we can plug these values into the slope-intercept form equation.

[tex]y = mx + b\\C = 50x + 25[/tex]

What is the slope and y-intercept of the
graph shown below?

Answers

Answer:

m=1.5 b=4

Step-by-step explanation:

Think About the Process The length of a rectangle is twice the width. The area of the rectangle

is 86 square units. Notice that you can divide the rectangle into two squares with equal area. How

can you estimate the side length of each square? Estimate the length and width of the rectangle.

How can you estimate the side length of each square?

OA. Estimate V86.

OB. Estimate V43 .

V 86

OC. Estimate

4.

43

OD. Estimate

4

The rectangle is units long and units wide.

.

(Round to the nearest tenth as needed.)

Answers

Answer:

length of each square= [tex]\sqrt{43}[/tex] ≈ 6.6

the length of the rectangle = 2[tex]\sqrt{43}[/tex] ≈ 13.1

width of the rectangle ≈ [tex]\sqrt{43}[/tex] ≈ 6.6

Step-by-step explanation:

What do the following two equations represent?
• Y = -3x -1
• y +5 = -3(x-2)

Answers

Answer:

Step-by-step explanation:

If you look this up on google there's an answer key!!! If you look this up it will be the 4th link!

Find the values of x and y.
(10x – 4)º
16yº
(18y – 18)°
6(x + 2)°

Answers

Answer:

The value of x is 4 and the value of y is 9

Step-by-step explanation:

In the attached pictures we can see that two lines are intersecting with each other and four angles are form. The angles opposite to each other are also called vertical angles.

The opposite pairs of angles are:

(10x-4)° and 6(x+2)°

(18y-18)° and 16y°

When two lines intersect each other, the vertical angles formed are congruent(Can also be called equal in measurement)

So,

[tex]10x-4=6(x+2)\\10x-4 = 6x+12[/tex]

Subtracting 6x from both sides

[tex]10x-4-6x = 6x+12-6x\\4x-4 = 12[/tex]

Adding 4 on both sides

[tex]4x-4+4 = 12+4\\4x = 16[/tex]

Dividing both sides by 4

[tex]\frac{4x}{4} = \frac{16}{4}\\x = 4[/tex]

AND

[tex]18y-18=16y[/tex]

Adding 18 on both sides

[tex]18y-18+18 = 16y+18\\18y = 16y+18[/tex]

Subtracting 16y from both sides

[tex]18y-16y = 16y+18-16y\\2y = 18[/tex]

Dividing both sides by 2

[tex]\frac{2y}{2} = \frac{18}{2}\\y = 9[/tex]

Hence,

The value of x is 4 and the value of y is 9

What is the standard deviation of this data? Round your answer to the nearest hundredth of a number?
10, 12, 8, 2

Answers

Answer:

3.74

Step-by-step explanation:

Count, N: 4

Sum, Σx: 32

Mean, μ: 8

Variance, σ2:  14

Hope this helped!

HELP! will give brainliest!!! The United States released 5.877 billion metric tons of carbon
dioxide into the environment through the burning of fossil fuels in a recent year. If
1 trillion pounds = 0.4536 billion metric tons, how many trillion pounds of carbon
dioxide did the United States release in that year?

Answers

Answer:

13.0 trillion pounds of carbon dioxide

Step-by-step explanation:

5.877 ÷ 0.4536 = 12.9563492063

rounded to 1 decimal place =

13.0 trillion pounds of carbon dioxide

The carbon dioxide released by United States is 12.9563 trillion pounds

What is conversion?

In math, conversion is the process of changing the value of one form to another for example inches to millimeters, or liters to gallons.

Now it is given that,

Amount of carbon dioxide released by United States = 5.877 billion metric tons

It is also given that,

1 trillion pounds = 0.4536 billion metric tons

So, 1 billion metric tons = (1/0.4536) trillion pounds

Thus, 5.877 billion metric tons =  (5.877/0.4536) trillion pounds

5.877 billion metric tons =  12.9563 trillion pounds

Thus, the carbon dioxide released by United States is 12.9563 trillion pounds

To learn more abut conversion:

https://brainly.com/question/12681461

#SPJ2

What are the solutions of this graph? *

Answers

I think it’s the last one!

The number of people who attended a concert on Friday was 34 the number of people who attended the same concert on Saturday. A total of 840 people attended the concert on those two days. How many people attended the concert on Saturday?

Answers

Answer:

8

the answer is 806

Step-by-step explanation:

840-36=806

HELP!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

56 riders

Step-by-step explanation:

With the proportion given, cross multiply, then divide:

70 × 80 = 56005600 ÷ 100 = 56So, the answer is 56 riders

I hope this helps!

[tex] \:\:\:\:\:\frac{70}{100} = \frac{x}{80} \\ \\ = > \frac{7 \cancel0}{10 \cancel0} = \frac{x}{80} \\ \\ = > x = \frac{7 \times 80}{10} \\ \\ = > x = \frac{7 \times 8 \cancel0}{1 \cancel0} \\ \\ = > x = \green{\boxed{56 \: rides}}[/tex]

Find the Slope.
(2, 8) and (4, -3)

Answers

0.75 is the slope im pretty sure

Find the total surface area of this cuboid,
5 cm
4 cm
6 cm

Answers

Answer:

148

Step-by-step explanation:

Sa=2(lw+lh+wh)

Sa=2(4*5+4*6+5*6)

148=2(4*5+4*6+5*6)

Answer:

100 cm sq

Step-by-step explanation:

The answer is 100 cm sq because the formula would be:

SA= Ph + 2B

Sa= 10 x 6 + 2 x 20 (5 x 4)

SA= 60 + 40

SA= 100 cm sq

Please make me brainliest!!!

BRAINLY AND POINTS FOR STEP BY STEP
b-4z =a for b
____
5

Answers

Answer:

Dividing both sides of 5x = 4 by 5 yields x = 4 _. 5 . The value of x can now be ... tuting −1 for a into the equation b = –a + 3 gives b = −(−1) + 3, or b = 4. ... ___. 82 − (2i)2 . Since i2 = −1, this can be simplified to 24 − 6i − 40i − 10. __.

hope this helps also Brainliest please:)

Answer:

b=7a+4z

Step-by-Step Explanation

I just took the test, this is right, but I'll give you a step-by-step because I want a Brainiest :D

b-4z over 7=a    

Multiply both sides by 7

b-4z=7a

Aded 4z to both sides

Your answer is b=7a+4z

Please give me Brainiest!!!!


please help .thanks

Answers

Answer:

2 and 1/5 is greater than 2.15

Step-by-step explanation:

This is true because 1/5 is equal to .20 which is greater than .15

Answer:

B, >

Step-by-step explanation:

2 1/5

2*5= 10+1= 11

11/5 vs 2.15

2.2 vs 2.15

2.2 > 2.15

i need somebody help on this test i am Taking

Answers

Answer:

ok and thank you for point

A regression line has a slope of 2.334. If the mean of the x-coordinates of the data points is 6.607, and the mean of the y-coordinates is 10.738, what is the y-value of the y-intercept of the line to three decimal places?

Answers

Answer:

- 4.683

Step-by-step explanation:

Given that:

Slope of regression line = 2.334

Mean of x coordinate = 6.607

Mean of y coordinate = 10.738

Y value of the y intercept of the line :

The value of the intercept can be obtained using the the relation :

Mean of y coordinate - slope(mean of x coordinate)

Ybar - slope(xbar)

10.738 - 2.334(6.607)

= −4.682738

= - 4.683 ( 3 decimal places)

Hence, intercept = - 4.683

Answer:

- 4.683

Step-by-step explanation:

how to simplify this ......​

Answers

First find the square root
4x^-6= 2x^-3
9y^-4= 3y^-2
If a negative exponent is in the numerator, move the expression to the denominator and make the exponent positive
So instead of 2x^-3/3y^-2 make it
2y^2/3x^3
So
The answer will be 2y^2/3x^3
Hope this helps
2y^2/3x^3

STEP BY STEP EXPLANATION

Answer to this please?

Answers

Answer:

D) 117

Step-by-step explanation:

All angles of a triangle will always add up to 180 degrees. Thus, 22 + 41 = 63, 180 - 63 = 117.

Using the periodic table, choose the more reactive nonmetal.
Si or S

Answers

I think Si is more reactive

Answer:

S

Step-by-step explanation:

S is closer to the top right of the table, which is a generally good rule for determining reactivity of NONMETALS. METAL reactivity increases to the bottom left.

please help:) please help:)​

Answers

Is less than <
Hope it helpss

Answer:

Your answer is A) =

Step-by-step explanation:

100 - 2(20)

100 - 40 = 60

3(20) = 60

si en una caja hay 5 pelotas una verde una amarilla.una azul.una negra y una roja ya a salido la rija y la verde cual es la posibilidad de sacar la azul en una cuarta vez​

Answers

Answer:

uno a tres

Step-by-step explanation:

Creo que es correcto

Avísame si estoy equivocado

Y que tengas un feliz día de acción de gracias

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