Question

Which number must be added to each side of the following equation to make it a perfect square trinominal: x^2-6x=1. Possible answers include -9, 8, 9, or 36.

Answer 1

to get c you need to use the formula b/2^2

Answer 2

if you add 9 to the first side you can factor it to (x-3)(x-3)

Answer 3

id go with 9

Answer 4

I thought so, but when i did it i got 9. This makes the right side 10, which is not a perfect square.

Answer 5

hm

Answer 6

i got it

Answer 7

it's 8

Answer 8

x^2-6x+8=9

Answer 9

(x-4)(x-2) and 9 is a perfect square

Answer 10

Oh, I see. Thank you!