100 POINTS!!!!!! hELP ASAP EXAM
Show that ( + )^2 = ( + )( − ) + 2

Answers

Answer 1

Answer:

2+y=x÷2 y=5 x=23

Step-by-step explanation:

it was very eazy

Answer 2

Let that unknown one be x

[tex]\\ \rm\rightarrowtail x^2=x(-x)+2[/tex]

[tex]\\ \rm\rightarrowtail x^2=-x^2+2[/tex]

[tex]\\ \rm\rightarrowtail 2x^2=2[/tex]

[tex]\\ \rm\rightarrowtail x^2=1[/tex]

[tex]\\ \rm\rightarrowtail x=1[/tex]


Related Questions

Help me with math!!!!

Answers

Answer:

Step-by-step explanation:

Option c is best.

x is less than equal to 2 that's why the graph of line moves toward the left side.

im not sure on how to do this If one angle of a triangle is 30° more than twice another angle, and the third angle is equal to the sum of the first two angles, find the measure of each angle.

Answers

Answer:

Step-by-step explanation: How do you find the 3rd angle of a triangle?

Image result for im not sure on how to do this If one angle of a triangle is 30° more than twice another angle, and the third angle is equal to the sum of the first two angles, find the measure of each angle.

The three angles of any triangle add up to 180 degrees. Since you know two angles (35 and 40), add them together, then subtract the total from 180 to determine the degree of the third angle.

please help and show work

Answers

[tex]x=0=>0^{5} +32 = ( 0 +2 ) ^ 5[/tex]

P/s:    [tex]0^5+32=32 , (0+2)^5=2^5 =32[/tex]

[tex]x=-2=> (-2)^5 + 32 = ( -2 +2 )^5[/tex]

P/s:    [tex](-2)^5 +32 = -32+32=0, (-2+2)^5=0^5=0[/tex]

ok done. Thank to me :>

a car is traveling at a steady speed. it travels 1 1/2 miles in 2 1/4 minutes. how far will it travel in 40 minutes?

Answers

Answer:

In ​1 hour

Step-by-step explanation:

a garden snail moves 1/6 foot in 1/3 hours. Find the speed of the snail in feet per hour

Answers

(1/6)/(1/3)
1/6 x 3/1
1/6 x 3
3/6
1/2

3/6 = 1/2 fph = .5fph

What is the slope?

Simplify your answer and write it as a proper fraction, improper fraction, or integer.

Answers

Take 2 points

(10,50)(30,60)

[tex]\\ \sf\longmapsto m=\dfrac{y_2-y_1}{x_2-x_1}[/tex]

[tex]\\ \sf\longmapsto m=\dfrac{60-50}{30-10}[/tex]

[tex]\\ \sf\longmapsto m=\dfrac{10}{20}[/tex]

[tex]\\ \sf\longmapsto m=\dfrac{1}{2}[/tex]

Question 8
The original price of a snowblower is $950. A sign states that all snowblowers are 20% off the original price. Find the sale price of the
snowblower.

Answers

Answer:

$760

Step-by-step explanation:

950 x 0.8 = 760

Simplify the given equation

5x+2(x-3)=2x-1

A) 7x-3=-2x-1

B) 7x-6=-2x+2

C) 7x-6=-2x-2

Answers

Answer: B) 7x-6=-2x+2

Step-by-step explanation:

help me brainlist if you right Mona is inviting 10 friends to a party. Each friend wants 5 cookies and each box has 10 cookies. How many boxes should Moana get?​

Answers

Answer:

its 5 boxes

Step-by-step explanation:

Josiah has a loyalty card good for a discount at his local grocery store. The item he wants to buy is priced at $33, before discount and tax. After the discount, and before tax, the price is $30.69. Find the percent discount.
Will mark BRAINLIEST I Promise.

Answers

30.69/33=0.93
Percentage multiplier 0.93
1-0.93= 0.07
0.07*100=7%
Therefore there is a discount of 7%

5^-15 rewritten using a positive exponent.

Answers

Answer: 1/5 to the power of 15

100 POINTS IF U GET DIS RIGHT!

Answers

Answer:

[tex]- \frac{3}{5}[/tex]

Step-by-step explanation:

slope-intercept form: y = mx + b

y = (x , y)

m = slope = [tex]-\frac{3}{5}[/tex]

x = (x , y)

b = y-intercept = [tex]- \frac{7}{9}[/tex]

With this given information, your slope will be [tex]-\frac{3}{5}[/tex]

Answer:

-3/5

Step-by-step explanation:

The answer is -3/5 I think

When raising a power to a power you________ the exponents.

Answers

Answer:

Multiply

Step-by-step explanation:

To raise a power to a power means to raise one exponent to another. Whether the exponents are real, imaginary, monomials or polynomials, to simplify these problems, all we have to do is multiply the exponents together.

- BRAINLIEST answerer

geometry help please?!

Answers

Answer:

The coordinates are (1,-5) :)

illustrated Go Math solution to the problem of 4x as many spaniels as retrievers and there are 30 dogs, how many are spaniels

Answers

Answer:

24 spaniels

Step-by-step explanation:

4 many spaniels as retriever means that if you put the dogs in the correct order, every 5 animals you will have one retriever and 4 spaniels, then one retriever and four more spaniels. That is, there are groups of 5 dogs with that ratio. If there are 30 dogs, you can make 6 of these groups. It means that you have 24 spaniels and 6 retrievers.

0.8 = 8/10

True
False

Answers

Answer:

true

Step-by-step explanation:

0.8 is out of 1.0 so 0.8 + 0.2 = 1.0 and same for 8/10

Answer: True

Step-by-step explanation:

In order to see if the two given numbers are equal to each other, you need to turn one of them into either a fraction or a decimal so both of them are the same and you are able to compare.

In order to turn [tex]\frac{8}{10}[/tex] into a decimal, you divide 10 by 8.

8 ÷ 10 = 0.8

Both of the decimals are the same therefore the numbers are equal to each other and the statement is true.

Can someone tell me the slope of this graph

Answers

Answer:

Slope = 3

Step-by-step explanation:

The formula to find the slope of a graph using two points is:

m = Δy/Δx

where m is the slope

We can start off by choosing two points on the graph. Two easy ones to pick out would be (6,30) and (1,15). Notice that the 15 and the 30 are y-coordinates and the 6 and the 1 are x-coordinates. To find the slope we will do

m = Δy/Δx = (30-15)/(6-1)

= 15/5

= 3

Thus the slope of this graph is 3

What’s the algebraic expression for this

tn tv
1. 1
2. 3
3. 6
4. 10
5. 15

Someone plz help me

Answers

Answer:

1 3 6 10 15

Step-by-step explanation:

brainliest plz

Anyone Please Help (for A Brainly )

Answers

Answer:

y < x + 1

Step-by-step explanation:

Put the answer in desmos graphing calculator

the answer is y ≤ x + 1

ok done. Thank to me :>

A worker pushes on a crate that experiences a
net force of 75 N. If the crate also experiences
an acceleration of 0.50 m/s^2, what is its
weight?

Answers

Answer:

Answer:

M = 75N

0.50 m/s²

M = 150kg

Explanation:

M = F

a6

2x+3y=5x-y solutions

Answers

Question:

[tex]2 \times + 3y = 5x - y[/tex]

Solution:

[tex]2 \times + 3y = 5x - y

[/tex] Move the variables to the left

[tex]2 \times + 3y - 5 \times + y = 0[/tex]

Collect like terms

[tex] - 3 \times + 4y = 0[/tex]

Change the signs

Answer:

[tex]3 \times - 4y = 0[/tex]

A plane flies from San Francisco to New York City at 600 miles per hour and returns along the same route at 400 miles per hour. What is the average flying speed for the entire route (in miles per hour)

Answers

Answer: 500 i think

Step-by-step explanation:

solve pls brainliest

Answers

Answer:

1 = A  3 = b  4 = c

Step-by-step explanation:

I folded, trust me

Answer:

1 =a 2=d 3=b 4=c

Step-by-step explanation:

expand the logarithm as much as possible using properties. please help!
log square root on 1,000,000x

Answers

Step-by-step explanation:

log (√1000000x)

Rewrite √1000000x as (1000000x)1/2.

expand long ((1000000x)1/2) by moving 1/2

oby moving logarithm.

1/2 longth (1000000x)

Rewrite

log

(1000000x) as log(1000000)+log(x).

1/2(log(1000000)+log(x))

Logarithm base 10 of 1000000 is 6.

1/2(6+log(x))

Apply the distributive property.

1/2.6+1/2 log(x)

Cancel the common factor of 2.

3+1/2 long(x)

Combine 1/2 and log(x)

3+ long(x)/2

Step-by-step explanation:

See the steps below:

[tex]log\sqrt{1000000x} =\\(1/2)log 1000000x=\\(1/2)log10^6+(1/2)logx=\\(1/2)(6) + (1/2)logx=\\3+(1/2)logx[/tex]

A glass cube of side length 5cm has a mass of 306.25g.
Calculate the density of the glass in glcm3.
You must show you working’s

Answers

Answer:

2.45 g/cm3

Step-by-step explanation:

It's a cube, so all the side lengths are the same. It's volume is [tex](5cm)^3[/tex] = [tex]125 cm^3[/tex].

At this point, we apply the definition of density [tex]\rho = \frac mV[/tex] where m is the mass and V the volume.[tex]\rho = \frac{306.25g}{125 cm^3} = 2.45 g/cm^3[/tex]

Can you tell me how and what the answer is

Answers

Answer:

-2

Step-by-step explanation:

the formula for finding slope using points (x1, y1) and (x2, y2) is (y2 - y1) / (x2 - x1). using this with the points (0,3) and (1,1) gets us (1-3)/(1-0) = -2/1 = -2. so the slope is -2

Answer:

-2

Step-by-step explanation:

The slope of a line is defined as the difference in y, divided by the difference in x. [tex]m= \frac{\Delta y}{\Delta x} =\frac{3-1}{0-1} = \frac2{-1} = -2[/tex]

The weight of an object on the moon varies directly as the weight of the object on Earth. A 90-pound object on Earth weighs 15 pounds on the moon. If an object weighs 156 pounds on Earth, how much does it weigh on the moon?​

Answers

Answer:

Step-by-step explanation:

26 pounds because the weight of the first object on the earth is 90 pounds but on the moon it is 15 pounds this gives us a ratio between the relative gravitational field strengths of the earth and the moon

Answer:

26 pounds.

Step-by-step explanation:

By proportion:

15/90 = w /156  where w is the object's weight on the moon.

90w = 15*156

w = (15*156)/90

= 26.

What is the value of x

Answers

Answer:

12

Step-by-step explanation:

We know the hypotenuse and legs of 45° right triangle have ratio:

h ÷ l = √2 ÷ 1

Substitute given values and find x:

x ÷ 6√2 = √2x = 6√2 × √2 x = 12

Triangle ABC has perimeter 22 cm.
AB = 8cm
BC = 5cm
By calculation, deduce whether triangle ABC is a right-angled triangle.

Answers

Answer:

Step-by-step explanation:

A = 8 cm

B = 5 cm

C = 22 - 8 - 5 = 9 cm

Use the Pythagreom Theroem (a^2 + b^2 = c^2) if the two sides are equal to one another than it is a right triangle.

8^2 + 5^2 = 9^2

64 + 25 = 81

89 = 81

89 does not equal 81, so this is not a right triangle.

I don’t know how i’m supposed to do this it’s basically dividing a fraction with a fraction or something

Answers

It is 1.3 in decimal form

Answer:

84/63

Step-by-step explanation:

when you are dividing two fractions that is the equal of multiplying the upper one with the opposite of the one below

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