8. Transfom the polynomial expression into standard form -7x + 3x² + 4x⁵-2x³+48 A. 8-7x + 3x - 2x + 4x
C. 4x 2x + 3x + B
B. 3x² + 4x 2X-7x + 8
D.7x+ 3x + 4x2x8

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.

Solve 2 - 3 cos x = 5 + 3 cos x for 0° ≤ x ≤ 180° a. 150° b. 30° c. 60° d. 120°

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.