What is (12+5i)-(5-8i) ?

The solution to (12+5i)-(5-8i) is 7+13i

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simplify (12+5i)-(5-8i)

simplify

(12 + 5 i) - (5 - 8 i)

7 + 13 i

Solution steps

(12 + 5 i) - (5 - 8 i)

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

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

= (12 - 5) + (5 - (- 8)) i

Simplify

(12 - 5) + (5 - (- 8)) i : 7 + 13 i

= 7 + 13 i

4 x^{2} + 2

(- 1 + 2 i) - (12 + 7 i)

\frac{5 c}{4 c + 1} - \frac{c - 1}{1 + 4 c}

\frac{40}{30}

\frac{a ^{8} b ^{2}}{c ^{6}}