What is (8-i)-(10-8i) ?

The solution to (8-i)-(10-8i) is -2+7i

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simplify (8-i)-(10-8i)

simplify

(8 - i) - (10 - 8 i)

- 2 + 7 i

Solution steps

(8 - i) - (10 - 8 i)

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

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

= (8 - 10) + (- 1 - (- 8)) i

Simplify

(8 - 10) + (- 1 - (- 8)) i : - 2 + 7 i

= - 2 + 7 i

\frac{36}{7}

(3 x + 9) (3 x - 9)

\frac{64}{9}

(5 x - y)^{2}

\frac{1 - cos ( x )}{sin ( x )} + \frac{sin ( x )}{1 - cos ( x )}