Solve using a venn diagram.
of the 154 student musicians, 72 are in marching band, 35 are in the jazz band, and 20 are in both.
a)draw a venn diagram
b)how many are in neither?
c)how many play the jazz band, but not the marching band?

Question 1(multiple choice worth 1 points)(07.06 mc)a group of students must collect at least $150 to organize a science fair. they have already collected $30. which graph best represents all remaining amounts of money, in dollars, that thestudents should still collect to organize the science fair? -210 -180 -150 - 120 -90-60 -300306090 120 150 180 210-210 -180 -150 - 120 -90 -60 -30 0 30 60 90 120 150 180 210-210 -180-150 - 120 -90-60-300 30 60 90 120 150 180 210-210 -180 -150 - 120.90 -60 -30 0 30 60 90 120 150 180 210

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

Can some one explain this i got sent this. is this a threat i’m scared