Graph a parabola whose x-intercepts are at x=-3 and x=5 and whose minimum value is y=-4

Find the equation using the point (4,8)

Richard save $32 in march he saved $48 in april and $38 in may then richard spent $113 on a keyboard how much money does richard have left

Which function has an inverse function? a.f(x)= |x+3|/5 b. f(x)= x^5-3 c. f(x)= x^4/7+27 d. f(x)= 1/x²