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Popular >

simplify (-3+6i)(5-6i)

Solution

simplify

(- 3 + 6 i) (5 - 6 i)

Solution

21 + 48 i

Solution steps

(- 3 + 6 i) (5 - 6 i)

Apply complex arithmetic rule:

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

= (- 3 \cdot 5 - 6 (- 6)) + (- 3 (- 6) + 6 \cdot 5) i

Simplify

(- 3 \cdot 5 - 6 (- 6)) + (- 3 (- 6) + 6 \cdot 5) i : 21 + 48 i

= 21 + 48 i

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

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Frequently Asked Questions (FAQ)

What is (-3+6i)(5-6i) ?
The solution to (-3+6i)(5-6i) is 21+48i