What is (7+2i)-(-3-3i) ?

The solution to (7+2i)-(-3-3i) is 10+5i

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simplify (7+2i)-(-3-3i)

simplify

(7 + 2 i) - (- 3 - 3 i)

10 + 5 i

Solution steps

(7 + 2 i) - (- 3 - 3 i)

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

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

= (7 - (- 3)) + (2 - (- 3)) i

Simplify

(7 - (- 3)) + (2 - (- 3)) i : 10 + 5 i

= 10 + 5 i

\frac{x + 2}{x ^{2} - 3 x - 18} - \frac{5 x}{x - 6}

lo g_{0} (x)

(4 - 5 i) (- 1 - 7 i)

\frac{23}{6}