What is (5-9i)-(4-5i) ?

The solution to (5-9i)-(4-5i) is 1-4i

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simplify (5-9i)-(4-5i)

simplify

(5 - 9 i) - (4 - 5 i)

1 - 4 i

Solution steps

(5 - 9 i) - (4 - 5 i)

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

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

= (5 - 4) + (- 9 - (- 5)) i

Simplify

(5 - 4) + (- 9 - (- 5)) i : 1 - 4 i

= 1 - 4 i

- 2 a + 3 c - 4 a

\frac{4}{5} - \frac{5}{9}

\frac{27}{54}

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

\frac{0.1 + 1 - 1}{0.1}