Step-by-step explanation:
Given: r = 4 cm
The surface area A of a sphere is given by
Answer:
1
The zeroes or x intercepts are when the line crosses through the x-axis.
In this case you should only have one being (1) because the line only passes the x-axis once. Also by real zeroes it means non -5i #s so nothing with an (i) for imaginary #'s.
Hope this helps.
8 Remainder 2
