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Popular >

simplify (7+2i)(6-3i)

Solution

simplify

(7 + 2 i) (6 - 3 i)

Solution

48 - 9 i

Solution steps

(7 + 2 i) (6 - 3 i)

Apply complex arithmetic rule:

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

= (7 \cdot 6 - 2 (- 3)) + (7 (- 3) + 2 \cdot 6) i

Simplify

(7 \cdot 6 - 2 (- 3)) + (7 (- 3) + 2 \cdot 6) i : 48 - 9 i

= 48 - 9 i

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Frequently Asked Questions (FAQ)

What is (7+2i)(6-3i) ?
The solution to (7+2i)(6-3i) is 48-9i