What is (-1+2i)-(12+7i) ?

The solution to (-1+2i)-(12+7i) is -13-5i

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

simplify

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

- 13 - 5 i

Solution steps

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

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

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

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

Simplify

(- 1 - 12) + (2 - 7) i : - 13 - 5 i

= - 13 - 5 i

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

\frac{40}{30}

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

(p + 8) (p - 3)

\frac{3 ^{2}}{2}