What is the Variance of

5.6,5.2,4.6,4.9,5.7,6.4?

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.

Will give a: 122 b: 90 c: 48 d: 180

Which of the following expressions cannot be simplified to x – 2?