What is simplify-3i(4+2i) ?

The solution to simplify-3i(4+2i) is 6-12i

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simplify-3i(4+2i)

simplify

- 3 i (4 + 2 i)

6 - 12 i

Solution steps

- 3 i (4 + 2 i)

Apply the distributive law:

a (b + c) = ab + a c

- 3 i (4 + 2 i) = - 3 i 4 - 3 i 2 i

= - 3 i 4 - 3 i 2 i

- 3 i 4 = - 12 i

- 3 i 2 i = 6

= - 12 i + 6

Rewrite in standard complex form:

6 - 12 i

= 6 - 12 i

(- 11 + i) 2

9 \times \frac{1}{2}

\frac{- 1}{2} \times 2

\frac{2}{k} + \frac{1}{k ^{2} - 1}

(3 x + 10) (3 x - 5)