Which expressions are polynomials? Select each correct answer.

x2−x√+2

4x³ + y

y

2 + s

Sweet t saved 20 percent of the total cost of the green-eyed fleas new album let there be fleas on earth. if the regular price is $30 how much did sweet save

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?

Select the correct answer what is the 10th term of the geometric sequence 3,6, 12, 24,48 a. 512 b. 3,072 c. 768 d. 1,536