Question

Please Please help! Quadratic formula. I can't seem to figure it out. I'll become a fan and give a medal

Answer 1

hint:

(A+B)^2 = A^2 + 2AB + B^2
(A-B)^2 = A^2 - 2AB + B^2

Answer 2

(4x-2)^2 = ?

Answer 3

it's A and C that match.. when applying the formula vocaloid hinted at.

Answer 4

Do you know which one exactly @Lily2913

Answer 5

there are 2

Answer 6

But the test says only one

Answer 7

it says choose ALL that are correct

Answer 8

oh my God, I attached the wrong one sorry

Answer 9

(4x-2)^2 = ..... and (3y+4z)^2 = ... are correct. you can check for yourself

4x^2 - 2(4x)(2) + (2)^2

Answer 10

ok