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

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

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simplify (2+i)+(2-2i)

simplify

(2 + i) + (2 - 2 i)

4 - i

Solution steps

(2 + i) + (2 - 2 i)

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

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

= (2 + 2) + (1 - 2) i

Simplify

(2 + 2) + (1 - 2) i : 4 - i

= 4 - i

1444

(x + 3) (3 x - 1)

\frac{4 a - 1}{b - 2 a} - \frac{2 a}{4 b - 8 a}

\frac{x ^{2} - 1}{x ^{2} - 5 x - 6}

\frac{1}{x ^{- 4}}