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inessss [21]
3 years ago
9

Which polynomial represents the difference below (8x2+9) - (6x2+2x+2)

Mathematics
1 answer:
S_A_V [24]3 years ago
8 0

Answer:

2x² - 2x + 7

Step-by-step explanation:

Given

(8x² + 9) - (6x² + 2x + 2) ← distribute by - 1

= 8x² + 9 - 6x² - 2x - 2 ← collect like terms

= (8x² - 6x²) - 2x + (9 - 2)

= 2x² - 2x + 7

You might be interested in
8/2=6/n+4 Solve for n
Reptile [31]

Answer:

No solution (because the n's cancel out!)

Step-by-step explanation:

Let's solve your equation step-by-step.

8

2

=

6

n

+4

Multiply all terms by n and cancel:

8n

2

=6+4n

4n=4n+6(Simplify both sides of the equation)

4n−4n=4n+6−4n(Subtract 4n from both sides)

0=6

Answer:

No solutions.

8 0
4 years ago
Lisa is painting a fence that is 26 feet long and 7 feet tall. A gallon of paint will cover 350 sq feet. Write and solve a propo
avanturin [10]
First, I would find the total area that Lisa needs to paint.
26x7=182 square feet

If a gallon of paint will cover 350 square feet, we will need to find out how many are needed to cover the fence.
g=gallons
350g=182
g=0.52 gallons of paint are needed
7 0
3 years ago
Assume that y varies inversely with x if y = 4 when x = 4 find y when x = 2​
ANEK [815]

When two variables varies inversely with each other, their product is always constant.

Since y = 4 when x = 4, their constant product is 16.

So when x = 2, y = 8.

3 0
4 years ago
a water tank holds 24,000 gallons. how many hours will it take for 2/3 of the water to be used if the water is used at an averag
Likurg_2 [28]
In the question, it is already mentioned that the water tank holds = 24,000 gallons
In the given question it is also mentioned that the need is to find the time required to use 2/3 of the total water that the tank holds.
So the need is to find the amount of water that equals 2/3 of the total water in the tank.
Then
Quantity of water that needed to be used = [24000 * (2/3)] gallons
                                                                   = 16000 gallons
In the problem it is also mentioned that the average rate of consumption per day is 650 gallons.
So
650 gallons of water used in = 24 hours
16000 gallons of water will be used in = [(24/650) *16000] hours
                                                             = 590.77 hours
So the time required to consume 2/3 of the total water in the tank is 590.77 hours.
8 0
4 years ago
PLEASE HELP ASAP!
Marina86 [1]
To vertically strech or shrink a function, multily the whole function by the factor taht you want to strech or shrink it by

to horizontally strech or shrink a function, multiply every x by the factor you want to strech or shrink it by

shrinks mean multiplying by a value greater than -1 and less than 1
stetch means multiply by a value greater than 1 or less than -1

first one
horizontal shrink
muliply every x by a fraction
so that is A

2nd one
vertical strech
multiply whole function by a value greater than 1 or less than -1
D is the answer

3rd one
horizontal strech
multiply every x by a value greater than 1 or less than -1
C is the answer

4th one
vertical shrink
multiply whole function by a value greater than -1 and less than 1
B is the answer
5 0
4 years ago
Read 2 more answers
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