The function f(x)=x^2+8x+ ? has x intercepts of -3 and -5. what is the constant term in thr function?

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists

What is the graph of the function fx x+2/x-3?

Heather is riding a quadratic function that represents a parabola that touches but does not cross the x-axis at x=-6