Please help me I'm in fourth I'll give brainliest if you have a good answer :)

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.

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

What is the area of the shaded sector?