Explain why the graph of a quadratic equation has the shape of parabola

What is the value of r of the geometric series?

Hillel is juggling flaming torches to raise money for charity. his initial appearance raises $500\$500 $500 , and he raises $15\$15 $15 for each minute of juggling performance. the amount rr r of money hillel raises is a function of tt t , the length of his performance in minutes. write the function's formula.

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function