Algebra II Question Two 4-2 HW

Answer:
40
Step-by-step explanation:
Remember, the y intercept of a function is the y value when the x value is 0.
Therefore, we can just plug in 0 in for x:
[tex]5(0+4)^\frac{3}{2}=5\cdot4^\frac{3}{2}=5\cdot\sqrt{4^3}=5\cdot8=40[/tex]