What is (-8-i)+(-4-5i) ?

The solution to (-8-i)+(-4-5i) is -12-6i

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simplify (-8-i)+(-4-5i)

simplify

(- 8 - i) + (- 4 - 5 i)

- 12 - 6 i

Solution steps

(- 8 - i) + (- 4 - 5 i)

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

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

= (- 8 - 4) + (- 1 - 5) i

Simplify

(- 8 - 4) + (- 1 - 5) i : - 12 - 6 i

= - 12 - 6 i

(x + 2) (x + 3) + (x - 1) (x - 3) - x - 9

12 5^{\frac{1}{3}} x

2 \cdot 3 \cdot 3

1.0 3^{6}

(x - 3)^{10}