What is (1.9-7i)+(4.2-2.3i) ?

The solution to (1.9-7i)+(4.2-2.3i) is 6.1-9.3i

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simplify (1.9-7i)+(4.2-2.3i)

simplify

(1.9 - 7 i) + (4.2 - 2.3 i)

6.1 - 9.3 i

Solution steps

(1.9 - 7 i) + (4.2 - 2.3 i)

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

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

= (1.9 + 4.2) + (- 7 - 2.3) i

Simplify

(1.9 + 4.2) + (- 7 - 2.3) i : 6.1 - 9.3 i

= 6.1 - 9.3 i

\frac{0.1}{3}

2 \frac{1}{3} - 1 \frac{1}{2}

4 (1 + h) 3 - 64 (1 + h) 2 + 240 (1 + h) - 180

1 0^{3} \cdot 1 0^{6}

(\frac{144}{25})^{\frac{3}{2}}