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Popular >

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

Solution

simplify

(3 - 6 i) (3 + 6 i)

Solution

45

Solution steps

(3 - 6 i) (3 + 6 i)

Apply complex arithmetic rule:

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

= 3^{2} + (- 6)^{2}

3^{2} + (- 6)^{2} = 45

= 45

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Frequently Asked Questions (FAQ)

What is (3-6i)(3+6i) ?
The solution to (3-6i)(3+6i) is 45