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Popular >

simplify (-3-i)(6-i)

Solution

simplify

(- 3 - i) (6 - i)

Solution

- 19 - 3 i

Solution steps

(- 3 - i) (6 - i)

Apply complex arithmetic rule:

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

= (- 3 \cdot 6 - (- 1) (- 1)) + (- 3 (- 1) - 1 \cdot 6) i

Simplify

(- 3 \cdot 6 - (- 1) (- 1)) + (- 3 (- 1) - 1 \cdot 6) i : - 19 - 3 i

= - 19 - 3 i

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Frequently Asked Questions (FAQ)

What is (-3-i)(6-i) ?
The solution to (-3-i)(6-i) is -19-3i