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Popular >

simplify (-10-9i)(-3-2i)

Solution

simplify

(- 10 - 9 i) (- 3 - 2 i)

Solution

12 + 47 i

Solution steps

(- 10 - 9 i) (- 3 - 2 i)

Apply complex arithmetic rule:

(a + bi) (c + d i) = (a c - b d) + (a d + b c) i

= (- 10 (- 3) - (- 9) (- 2)) + (- 10 (- 2) - 9 (- 3)) i

Simplify

(- 10 (- 3) - (- 9) (- 2)) + (- 10 (- 2) - 9 (- 3)) i : 12 + 47 i

= 12 + 47 i

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Frequently Asked Questions (FAQ)

What is (-10-9i)(-3-2i) ?
The solution to (-10-9i)(-3-2i) is 12+47i