What is (4+2i)+(-12-2i) ?

The solution to (4+2i)+(-12-2i) is -8

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simplify (4+2i)+(-12-2i)

simplify

(4 + 2 i) + (- 12 - 2 i)

- 8

Solution steps

(4 + 2 i) + (- 12 - 2 i)

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

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

= (4 - 12) + (2 - 2) i

Simplify

(4 - 12) + (2 - 2) i : - 8

= - 8

- 3 \cdot (- 4)

(x + 4) (x^{2} - 4 x + 16)

(2 x^{2} + 3)^{2}

2^{2 + 1}

\frac{x ^{2} + 9 x + 20}{2 x + 8}