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Popular >

simplify (1-i)(1+i)

Solution

simplify

(1 - i) (1 + i)

Solution

2

Solution steps

(1 - i) (1 + i)

Apply complex arithmetic rule:

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

= 1^{2} + (- 1)^{2}

1^{2} + (- 1)^{2} = 2

= 2

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Frequently Asked Questions (FAQ)

What is (1-i)(1+i) ?
The solution to (1-i)(1+i) is 2