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Popular >

simplify (6-8i)(9+2i)

Solution

simplify

(6 - 8 i) (9 + 2 i)

Solution

70 - 60 i

Solution steps

(6 - 8 i) (9 + 2 i)

Apply complex arithmetic rule:

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

= (6 \cdot 9 - (- 8) \cdot 2) + (6 \cdot 2 - 8 \cdot 9) i

Simplify

(6 \cdot 9 - (- 8) \cdot 2) + (6 \cdot 2 - 8 \cdot 9) i : 70 - 60 i

= 70 - 60 i

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Frequently Asked Questions (FAQ)

What is (6-8i)(9+2i) ?
The solution to (6-8i)(9+2i) is 70-60i