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Popular >

simplify (9-5i)(9+5i)

Solution

simplify

(9 - 5 i) (9 + 5 i)

Solution

106

Solution steps

(9 - 5 i) (9 + 5 i)

Apply complex arithmetic rule:

(a + bi) (a - bi) = a^{2} + b^{2}

= 9^{2} + (- 5)^{2}

9^{2} + (- 5)^{2} = 106

= 106

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Frequently Asked Questions (FAQ)

What is (9-5i)(9+5i) ?
The solution to (9-5i)(9+5i) is 106