What is (7-8i)-(-12+6i) ?

The solution to (7-8i)-(-12+6i) is 19-14i

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simplify (7-8i)-(-12+6i)

simplify

(7 - 8 i) - (- 12 + 6 i)

19 - 14 i

Solution steps

(7 - 8 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

= (7 - (- 12)) + (- 8 - 6) i

Simplify

(7 - (- 12)) + (- 8 - 6) i : 19 - 14 i

= 19 - 14 i

(\frac{1}{2} (e^{x} - e^{- x}))^{2}

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1 2^{2}

\frac{6 x ^{3}}{( 2 x ^{4} ) ^{2}}