Question:
Simplify the given complex numbers and select those that lie on the positive part of the real axis.
Project ID:
7400200064
Answer 1:
$$\frac{3-2\mathrm{i}}{1+\mathrm{i}}$$
Answer 1 Correct:
0
Answer 2:
$$\frac{5+3\mathrm{i}}{\mathrm{i}}$$
Answer 2 Correct:
0
Answer 3:
$$\frac{8+12\mathrm{i}}{2+3\mathrm{i}}$$
Answer 3 Correct:
1
Answer 4:
$$\frac{1+7\mathrm{i}}{(7-\mathrm{i})\cdot\mathrm{i}^9}$$
Answer 4 Correct:
1
Answer 5:
$$\frac{\frac32-\mathrm{i}}{\frac{3}{-2}+\mathrm{i}}$$
Answer 5 Correct:
0
Answer 6:
$$\frac{(-6+9\mathrm{i})\cdot\mathrm{i}^{17}}{-3-2\mathrm{i}}$$
Answer 6 Correct:
1
Answer 7:
$$\frac{\sqrt3+\sqrt2\cdot\mathrm{i}}{2\mathrm{i}}$$
Answer 7 Correct:
0
Answer 8:
$$\frac{-\sqrt2+2\cdot \mathrm{i}}{2+\sqrt2\cdot \mathrm{i}}$$
Answer 8 Correct:
0