What is (4-3i)-(9-7i) ?

The solution to (4-3i)-(9-7i) is -5+4i

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simplify (4-3i)-(9-7i)

simplify

(4 - 3 i) - (9 - 7 i)

- 5 + 4 i

Solution steps

(4 - 3 i) - (9 - 7 i)

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

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

= (4 - 9) + (- 3 - (- 7)) i

Simplify

(4 - 9) + (- 3 - (- 7)) i : - 5 + 4 i

= - 5 + 4 i

- 15 \div 3

\frac{1 - x}{x - 1}

\frac{6 + 5 i}{- 6 - 3 i}

\frac{2 x ^{3} - 11 x ^{2} + 25}{x - 5}

- x^{3} - x^{2} + x + 1