Answer:
<h2>B. i = √(−1)</h2>
Step-by-step explanation:
When (i) is multiplied to itself it = -1
The number (i)is used for imaginary numbers.
Answer:
capacity of the container is 4 pound
Step-by-step explanation:
We have given that a container of the coffee is
full
And it contains
of a pound so
pound
It means
f of container contain
pound coffee
So capacity of the container is 
So capacity of the container is 4 pound
Answer:
15
Step-by-step explanation:
(18+22+17+x)/4=18
18+22+17+x=18×4
57+x=72
x=72-57
x=15
Answer: The Last option is the only option equivalent to that equation.