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Popular >

simplify 7(-1+9i)

Solution

simplify

7 (- 1 + 9 i)

Solution

- 7 + 63 i

Solution steps

7 (- 1 + 9 i)

Apply the distributive law:

a (b + c) = ab + a c

7 (- 1 + 9 i) = 7 (- 1) + 7 \cdot 9 i

= 7 (- 1) + 7 \cdot 9 i

Simplify

7 (- 1) + 7 \cdot 9 i : - 7 + 63 i

= - 7 + 63 i

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Frequently Asked Questions (FAQ)

What is 7(-1+9i) ?
The solution to 7(-1+9i) is -7+63i