What is (10-2i)-(12-6i) ?

The solution to (10-2i)-(12-6i) is -2+4i

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simplify (10-2i)-(12-6i)

simplify

(10 - 2 i) - (12 - 6 i)

- 2 + 4 i

Solution steps

(10 - 2 i) - (12 - 6 i)

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

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

= (10 - 12) + (- 2 - (- 6)) i

Simplify

(10 - 12) + (- 2 - (- 6)) i : - 2 + 4 i

= - 2 + 4 i

7 + (- 7)

\frac{60}{7}

\frac{x ^{2} - 25}{x ^{2} + 4 x - 5}

\frac{28 x ^{2} - 30 y ^{2} - 11 x y}{4 x - 5 y}

x^{2} - 6 x + 9