Question

1 Calcule


a) (x+4)^
b) (x-2)^
c)(2x+3)^
d)(2x+1)^


2Grau

Answer 1

a)(x-4)^2
(x)^2+2(x)(4)+(4)^2
x^2+8x+16
b)(x-2)^2
(x)^2-2(x)(2)+(2)^2
x^2-4x+4
c)(2x-3)^2
(2x)^2+2(2x)(3)+(3)^2
4x^2+12x+9
d)(2x+1)^2
(2x)^2+2(2x)(1)+(1)^2
4x^2+4x+1