Question

FACTORING... 25x^2-16

Answer 1

any ideas?

Answer 2

try dividing something out? but idk what

Answer 3

wht is the no that if squared give u 25?

Answer 4

5
but that doesnt go into 16

Answer 5

(5x+4)(5x-4)

Answer 6

??

Answer 7

it's difference of squares, google it ^-^

Answer 8

yea what no is it that gives u 16 if aquared?

Answer 9

no no no we didnt learn that -_-

Answer 10

4

Answer 11

here (5x)^2-(4)^2

Answer 12

(5x+4)(5x-4)

Answer 13

but dont you have to be able to do the same exact thing to both side??

Answer 14

yea did the same thing right?

Answer 15

squared both sides!

Answer 16

no? you too the sqaure root? nvm sorry i have to go.
thank you for your time

Answer 17

my mom has to get online byee :)