What is (8-4i)-(2-7i) ?

The solution to (8-4i)-(2-7i) is 6+3i

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simplify (8-4i)-(2-7i)

simplify

(8 - 4 i) - (2 - 7 i)

6 + 3 i

Solution steps

(8 - 4 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

= (8 - 2) + (- 4 - (- 7)) i

Simplify

(8 - 2) + (- 4 - (- 7)) i : 6 + 3 i

= 6 + 3 i

\frac{- 36}{- 9}

x^{- 7} \cdot x^{3}

x - x

- 4 (- w - 10)

\frac{1}{8} + \frac{2}{5}