Question

Simplify (2x-3)²
a) 4x²-9
b) 4x²-6x+9
c)4x²-12x-9
d)4x²-12x+9

Answer 1

I got B on this. is it right?

Answer 2

c

Answer 3

no no sry d z the ri8

Answer 4

oh wait wrong question i was looking @

Answer 5

are you sure?

Answer 6

sure

Answer 7

expention theorm

Answer 8

(2x\[2x ^{2}+2*2x*-3+(-3)^{2}\]

Answer 9

(2x)^2

Answer 10

It's d.

Answer 11

how so?

Answer 12

If you expand it:
(2x-3)² = (2x-3)(2x-3)
2x*2x+2x(-3)+(-3)(2x)+(-3)(-3)
4x^2-6x-6x+9
4x^2-12x+9

Answer 13

ooh, thnx