Answer:
y-intercept: (0,4)
Step-by-step explanation:
To find y-intercept (s), make x = 0 and solve for y.
In this case, when x = 0;
[tex] y = - {x}^{3} + 3 {x}^{2} + 4 \\ = - {0}^{3} + 3( {0}^{2} ) + 4 \\ = 0 + 0 + 4 \\ y = 4[/tex]
Therefore, the y-intercept is (0,4).
