find all solutions of the equation 2sin2xcosx-sin2x=0 over the interval -pi/2 A = x=pi/6,0,pi/6,pi/2
B = -pi/3,-pi/4,pi/4, pi/3
C = -pi/4,-pi/6, pi/6, pi/4
D = x=-pi/3,0,pi/3,pi/2

answer: i think it's a

step-by-step explanation:

for a it would be 24 children.

for b i don't understand the question. is it saying for each individual person they pick 5 reds to 7 greens or is it the whole group. clarify and i hope this can you.

step-by-step explanation: