Give the restrictions on the domain (the excluded values) of
5x-10/5x2 +5x-30

How do you answer this question? (step by step)

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.

Find the cosine function that is represented in the graph.