Write a function rule for the area of a rectangle whose length is 3 ft more than its width. What is the area of the rectangle when its width is 10 ft?

If f(x)=x^3 and g(x)=2x+7 when g(x)=-5

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.

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).