What is 13-(2+7i)+5i ?

The solution to 13-(2+7i)+5i is 11-2i

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simplify 13-(2+7i)+5i

simplify

13 - (2 + 7 i) + 5 i

11 - 2 i

Solution steps

13 - (2 + 7 i) + 5 i

Rewrite in standard complex form:

13 + 5 i - (2 + 7 i)

= 13 + 5 i - (2 + 7 i)

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

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

= (13 - 2) + (5 - 7) i

Simplify

(13 - 2) + (5 - 7) i : 11 - 2 i

= 11 - 2 i

\frac{x ^{3} + 8}{x ^{2} - 2 x + 4}

(5 - 6) (5 + 6)

\frac{- 5 - 9 i}{9 + 8 i}

2 x (3 x + 2 y)

\frac{3 + 5}{7 - 1}