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Popular >

simplify-i*(-i)

Solution

simplify

- i \cdot (- i)

Solution

- 1

Solution steps

- i (- i)

Apply exponent rule:

aa = a^{2}

- i (- i) = (- i)^{2}

= (- i)^{2}

Apply exponent rule:

(- a)^{n} = a^{n},

if

n

is even

(- i)^{2} = i^{2}

= i^{2}

Apply imaginary number rule:

i^{2} = - 1

= - 1

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Frequently Asked Questions (FAQ)

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