AM-1282

Binomial expansion

A Math · Secondary 4 · Easy · Binomial expansion

Expand

(1 - 2x)^4

using the binomial theorem, giving your answer in ascending powers of

x

.

$1 - 8x + 24x^2 - 32x^3 + 16x^4$
$1 + 8x + 24x^2 + 32x^3 + 16x^4$
$1 - 8x + 16x^2 - 8x^3 + x^4$
$1 - 4x + 6x^2 - 4x^3 + x^4$

Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.

Loading problem…