On interval 0 ≤ x < 2π, where are the x-intercepts of y = cos(2x)? A. pi/2 and 3pi/2
B. 0, pi, and 2pi
C. pi/2, pi, and 3pi/2
D. pi/2, 3pi/4, 5pi/4, and 7pi/4

Match each equation with the operation you can use to solve for the variable. 1 subtract 10 2 divide by 10 3add 18 4add 10 5 subtact 18 6multiply by 5. 7multiply by 10. a 5 = 10p b p + 10 = 18 c p + 18 = 5 d 5p = 10

Celeste wants to have her hair cut and permed and also go to lunch. she knows she will need $50. the perm cost twice as much as her haircut and she needs $5 for lunch. how much does the perm cost?

Simplify. 3(4+4x) (type your answer in with no spaces)