Answer:
?
Step-by-step explanation:
We want to simplify √(-48).
Note that
i² = -1 by definition.
Therefore

Answer: c.
Answer:
(in attachment)
Step-by-step explanation:
you can find the points by inputting the x-values into the equation to solve for the y-values, then connecting the plotted points to create the line.
When x=-4
y=1/2(-4)
y=-2
(-4,-2)
Repeat for all values.
Answer:
120cm^3
Step-by-step explanation: