What are the possible values of x in x2 + 3x + 3 = 0?

What is (28 + 7 + 6 + 3) x 1/2 show your work

How many zeros does the function f(x)=4x3-x2+1 have

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.