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Popular >

simplify (6+i)(9+7i)

Solution

simplify

(6 + i) (9 + 7 i)

Solution

47 + 51 i

Solution steps

(6 + i) (9 + 7 i)

Apply complex arithmetic rule:

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

= (6 \cdot 9 - 1 \cdot 7) + (6 \cdot 7 + 1 \cdot 9) i

Simplify

(6 \cdot 9 - 1 \cdot 7) + (6 \cdot 7 + 1 \cdot 9) i : 47 + 51 i

= 47 + 51 i

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Frequently Asked Questions (FAQ)

What is (6+i)(9+7i) ?
The solution to (6+i)(9+7i) is 47+51i