Question

(2x-1)^2 how do you solve

Answer 1

You distribute the 2 so it becomes 4x-2

Answer 2

4x-2

Answer 3

would you square it?

Answer 4

actually it is 4x^2-2

Answer 5

who is Right?

Answer 6

actually it is 4x^2 - 4x + 1

Answer 7

huh

Answer 8

because (2x-1)^2 = (2x-1)(2x-1)

Answer 9

what?

Answer 10

something squared is that thing times itself so

(2x-1)^2 = (2x-1)(2x-1)

when you multiply it out you get

4x^2 - 2x -2x +1

=4x^2 - 4x + 1

Answer 11

ok