What is (11-8i)-(2-8i) ?

The solution to (11-8i)-(2-8i) is 9

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simplify (11-8i)-(2-8i)

simplify

(11 - 8 i) - (2 - 8 i)

9

Solution steps

(11 - 8 i) - (2 - 8 i)

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

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

= (11 - 2) + (- 8 - (- 8)) i

Simplify

(11 - 2) + (- 8 - (- 8)) i : 9

= 9

\frac{5}{8} + \frac{3}{16}

(- \frac{5}{7})^{2}

\frac{24}{4}

x^{3} - 8 x^{2} + 11 x + 20

\frac{- x + 9}{6} + \frac{- 6 x - 8}{6}