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Popular >

simplify (1+3i)(1-3i)

Solution

simplify

(1 + 3 i) (1 - 3 i)

Solution

10

Solution steps

(1 + 3 i) (1 - 3 i)

Apply complex arithmetic rule:

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

= 1^{2} + 3^{2}

1^{2} + 3^{2} = 10

= 10

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Frequently Asked Questions (FAQ)

What is (1+3i)(1-3i) ?
The solution to (1+3i)(1-3i) is 10