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Popular >

simplify 3i(-9+5i)

Solution

simplify

3 i (- 9 + 5 i)

Solution

- 15 - 27 i

Solution steps

3 i (- 9 + 5 i)

Apply the distributive law:

a (b + c) = ab + a c

3 i (- 9 + 5 i) = 3 i (- 9) + 3 i 5 i

= 3 i (- 9) + 3 i 5 i

3 i (- 9) = - 27 i

3 i 5 i = - 15

= - 27 i - 15

Rewrite in standard complex form:

- 15 - 27 i

= - 15 - 27 i

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Frequently Asked Questions (FAQ)

What is 3i(-9+5i) ?
The solution to 3i(-9+5i) is -15-27i