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bonufazy [111]
3 years ago
15

Math help please i will mark brainliest!!!!!

Mathematics
1 answer:
mel-nik [20]3 years ago
4 0

Answer:

The second choice is the correct one.

Step-by-step explanation:

20x^4 - 45x^2

GCF is 5x^2, so the factors are:

5x^2( 4x^2 - 9)

Now 4x^2 - 9 is the differencr of 2 squares:

4x^2 - 9 = (2x + 3)(2x - 3)>

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Irina18 [472]

Answer:

7:1

Step-by-step explanation:

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3 years ago
Function g is defined below.
Elina [12.6K]
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4 years ago
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Roderick is counting the change on his dresser. he has twice as many pennies as he does dimes. he has twice the amount of dimes
melamori03 [73]
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hodyreva [135]

Answer:

n = -6

x = -7

n = 27

Step-by-step explanation:

Question 1

-3n - n + 12 = 36

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Question 2

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Question 3

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multiply by 9

n = 27

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3 years ago
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