Question

Find the product of (x + 5)(x - 5). (1 point)

x2 - 10x + 25

x2 + 10x + 25

x2 - 25

x2 + 25

Please help asap!!!!!

Answer 1

hint:

(x+A)(x-A) = x^2 - A^2
let A = 5

Answer 2

okay..

Answer 3

(x+A)(x-A) = x^2 - A^2
(x+5)(x-5) = ?

Answer 4

Another way to think about this:\[(x+5)(x-5)=x(x-5)+5(x-5)\]by the distributive property. Do you think you can simplify it now?

Answer 5

The answer is C.

Answer 6

okay that was my final solution

Answer 7

thanks!!