How do I solve 4i(-6i)^2

Question

+5

1850

2

Guest Oct 6, 2016

Landry · Answer 1 · 2016-10-06T09:06:16

Are you solving (which requires an = sign)

Or are you simplifying (no eqaul sign)

Guest · Answer 2 · 2016-10-06T09:49:34

Simplify the following:
4 i (-6 i)^2

Multiply each exponent in -6 i by 2:
4 i×(-6)^2 i^2

i^2 = -1:
4 i×(-6)^2×-1

(-6)^2 = 36:
4 i (-36)

4 (-36) = -144:
Answer: |-144 i