Question

Use the “difference of squares” rule to factor the following expression:
16-y^2

Answer 1

-(-16+y^2)

-(y^2 - 16)

-(y-4)(y+4)

Answer 2

A^2 - b^2 = (a+b)(a-b). In this case, 16 - y^2 = (4+y)(4-y)

Answer 3

\[ (a+b)(a-b)=a^2-b^2\]

Answer 4

It's same thing Kumar.

Answer 5

I am not blind Saifoo

Answer 6

Lol, i never said that you are blind.

Answer 7

Well you said it's same thing liek a smartass

Answer 8

LOL.

Answer 9

Please hit Good ANswer @asker.

Answer 10

Good answer bhahahahaha nice joke

Answer 11

Fail Joke. :p

Answer 12

16-y^2 = 4^2 - y^2
= ( 4 - y) ( 4 + y)