What is (3+7i)-(8-2i) ?

The solution to (3+7i)-(8-2i) is -5+9i

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simplify (3+7i)-(8-2i)

simplify

(3 + 7 i) - (8 - 2 i)

- 5 + 9 i

Solution steps

(3 + 7 i) - (8 - 2 i)

Group the real part and the imaginary part of the complex number

(a + bi) - (c + d i) = (a - c) + (b - d) i

= (3 - 8) + (7 - (- 2)) i

Simplify

(3 - 8) + (7 - (- 2)) i : - 5 + 9 i

= - 5 + 9 i

\frac{2}{3} \times 7

5 x^{3} - 125 x

4.3 \times 10 - 3

\frac{8}{12}