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Popular >

simplify (4-3i)(-7-2i)

Solution

simplify

(4 - 3 i) (- 7 - 2 i)

Solution

- 34 + 13 i

Solution steps

(4 - 3 i) (- 7 - 2 i)

Apply complex arithmetic rule:

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

= (4 (- 7) - (- 3) (- 2)) + (4 (- 2) - 3 (- 7)) i

Simplify

(4 (- 7) - (- 3) (- 2)) + (4 (- 2) - 3 (- 7)) i : - 34 + 13 i

= - 34 + 13 i

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Frequently Asked Questions (FAQ)

What is (4-3i)(-7-2i) ?
The solution to (4-3i)(-7-2i) is -34+13i