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Popular >

simplify (-i)i

Solution

simplify

(- i) i

Solution

1

Solution steps

(- i) i

Apply rule:

(- a) = - a

(- i) = - i

= - ii

Apply exponent rule:

aa = a^{2}

ii = i^{2}

= - i^{2}

Apply imaginary number rule:

i^{2} = - 1

= - (- 1)

Apply rule:

- (- a) = a

- (- 1) = 1

= 1

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Frequently Asked Questions (FAQ)

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