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3 years ago

15

Plzzzz helllp mmmmeee thx

2 answers:

geniusboy [140]3 years ago

7 0

Answer: 3x^2-30x+5

Step-by-step explanation:

Use (a+b)^2=a^2-2ab^2+b2

3(x^2-10x+25)-70

Distribute the 3 which is

3x^2-30x+75-70

Subtract the numbers {75-70} and simplify

3x^2-30x+5

DaniilM [7]3 years ago

5 0

It’s A you have the right answer highlighted

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