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Popular >

simplify (-3+5i)(-5+7i)

Solution

simplify

(- 3 + 5 i) (- 5 + 7 i)

Solution

- 20 - 46 i

Solution steps

(- 3 + 5 i) (- 5 + 7 i)

Apply complex arithmetic rule:

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

= (- 3 (- 5) - 5 \cdot 7) + (- 3 \cdot 7 + 5 (- 5)) i

Simplify

(- 3 (- 5) - 5 \cdot 7) + (- 3 \cdot 7 + 5 (- 5)) i : - 20 - 46 i

= - 20 - 46 i

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Frequently Asked Questions (FAQ)

What is (-3+5i)(-5+7i) ?
The solution to (-3+5i)(-5+7i) is -20-46i