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Popular >

simplify (-1-3i)(-6-i)

Solution

simplify

(- 1 - 3 i) (- 6 - i)

Solution

3 + 19 i

Solution steps

(- 1 - 3 i) (- 6 - i)

Apply complex arithmetic rule:

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

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

Simplify

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

= 3 + 19 i

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Frequently Asked Questions (FAQ)

What is (-1-3i)(-6-i) ?
The solution to (-1-3i)(-6-i) is 3+19i