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Popular >

simplify (2-3i)*(2+3i)

Solution

simplify

(2 - 3 i) \cdot (2 + 3 i)

Solution

13

Solution steps

(2 - 3 i) (2 + 3 i)

Apply complex arithmetic rule:

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

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

2^{2} + (- 3)^{2} = 13

= 13

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Frequently Asked Questions (FAQ)

What is (2-3i)*(2+3i) ?
The solution to (2-3i)*(2+3i) is 13