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Popular >

simplify (5+8i)(5-8i)

Solution

simplify

(5 + 8 i) (5 - 8 i)

Solution

89

Solution steps

(5 + 8 i) (5 - 8 i)

Apply complex arithmetic rule:

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

= 5^{2} + 8^{2}

5^{2} + 8^{2} = 89

= 89

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Frequently Asked Questions (FAQ)

What is (5+8i)(5-8i) ?
The solution to (5+8i)(5-8i) is 89