Simplify  −3 + i
7 + i
.

First, multiply both the numerator and denominator by .

The product in the numerator is
+
i.

The product in the denominator is
.

Simplify  

.

First, multiply both the numerator and denominator by

✔ 7 – i

.

The product in the numerator is

⇒ -20 +

⇒ 10i.

The product in the denominator is

⇒ 50.

The quotient of 5i and 2 − i is

⇒ -1 +

⇒ 2i..

Step-by-step explanation:

the last option on edge

Step-by-step explanation:

7 - i

(a) the volume of the cone is 20/3 in3

hence, option a is correct.

relating to or denoting a system of numbers and arithmetic based on the number ten, tenth parts, and powers of ten.

it alot will look like this 4.4