What is (11+8i)-(-5+4i) ?

The solution to (11+8i)-(-5+4i) is 16+4i

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simplify (11+8i)-(-5+4i)

simplify

(11 + 8 i) - (- 5 + 4 i)

16 + 4 i

Solution steps

(11 + 8 i) - (- 5 + 4 i)

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

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

= (11 - (- 5)) + (8 - 4) i

Simplify

(11 - (- 5)) + (8 - 4) i : 16 + 4 i

= 16 + 4 i

\frac{x ^{2} - 3 x}{3 - x}

(- 5 x^{2} + 4 x - 2) + (- 8 x^{2} + 2 x + 1)

3 (x + 1) + 2 \frac{1}{3}

(- 5 + 6 i) (3 + 8 i)