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Popular >

simplify 5i^2(2+i)

Solution

simplify

5 i^{2} (2 + i)

Solution

- 10 - 5 i

Solution steps

5 i^{2} (2 + i)

Apply imaginary number rule:

i^{2} = - 1

= 5 (- 1) (2 + i)

Simplify

5 (- 1) (2 + i) : - 10 - 5 i

= - 10 - 5 i

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Frequently Asked Questions (FAQ)

What is 5i^2(2+i) ?
The solution to 5i^2(2+i) is -10-5i