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

The solution to (9-i)-(4-7i) is 5+6i

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

simplify

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

5 + 6 i

Solution steps

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

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

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

= (9 - 4) + (- 1 - (- 7)) i

Simplify

(9 - 4) + (- 1 - (- 7)) i : 5 + 6 i

= 5 + 6 i

2 \cdot 3 x^{2}

1850 \cdot (\frac{24}{25})^{43 - 1}

7 x^{2} + 12 x + 5

lo g_{\frac{1}{2}} (8)

\frac{4}{1 - 2 i}