What is (2-9i)+(-10+8i) ?

The solution to (2-9i)+(-10+8i) is -8-i

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simplify (2-9i)+(-10+8i)

simplify

(2 - 9 i) + (- 10 + 8 i)

- 8 - i

Solution steps

(2 - 9 i) + (- 10 + 8 i)

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

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

= (2 - 10) + (- 9 + 8) i

Simplify

(2 - 10) + (- 9 + 8) i : - 8 - i

= - 8 - i

8 \frac{4}{5} - \frac{1}{2}

(6 x^{4} y^{5})^{5}

(2 x^{2} - 5 x + 3) (3 x^{2} - x - 1)

x + 6 x - x

3 y^{- 2}