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Popular >

simplify 5i(2-i)

Solution

simplify

5 i (2 - i)

Solution

5 + 10 i

Solution steps

5 i (2 - i)

Apply the distributive law:

a (b - c) = ab - a c

5 i (2 - i) = 5 i 2 - 5 ii

= 5 i 2 - 5 ii

5 i 2 = 10 i

- 5 ii = 5

= 10 i + 5

Rewrite in standard complex form:

5 + 10 i

= 5 + 10 i

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Frequently Asked Questions (FAQ)

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