HELP ME!!!!!

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624

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15i⋅(−i−1)

Guest Feb 5, 2016

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Best Answer

+10

i=sqrt(-1)

-15i^2 -15i

15-15i

Guest Feb 5, 2016

3⁺⁰ Answers

+5

Simplify the following: 15 i (-i-1) Factor -1 from -i-1: 15 i×-(i+1) i (1+i) = -1+i: Answer: | | -15i - 1

Guest Feb 5, 2016

+10

Best Answer

i=sqrt(-1)

-15i^2 -15i

15-15i

Guest Feb 5, 2016

+8581

0

Great job, Guests!!

Hayley1 Feb 5, 2016

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