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Popular >

simplify (8-6i)(-4+2i)

Solution

simplify

(8 - 6 i) (- 4 + 2 i)

Solution

- 20 + 40 i

Solution steps

(8 - 6 i) (- 4 + 2 i)

Apply complex arithmetic rule:

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

= (8 (- 4) - (- 6) \cdot 2) + (8 \cdot 2 - 6 (- 4)) i

Simplify

(8 (- 4) - (- 6) \cdot 2) + (8 \cdot 2 - 6 (- 4)) i : - 20 + 40 i

= - 20 + 40 i

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Frequently Asked Questions (FAQ)

What is (8-6i)(-4+2i) ?
The solution to (8-6i)(-4+2i) is -20+40i