The height of a cylinder is twice the radius of its base.
What expression represents the volume of the cylinder, in
cubic units?
476x?
27%
x2 + 2x
2 + sex?

Solve the system. -a+4b+2c=-8 3a+b-4c=9 b=-1 a.(0,11) ,-1,2) c.(1,1,-2) d.(2,-1,-1)

Multiply and simplify. 2x2y3z2 · 4xy4x2 how to do?

Do one of the following, as appropriate: (a) find the critical value z subscript alpha divided by 2 , (b) find the critical value t subscript alpha divided by 2 . 99%; nequals 17; sigma is unknown; population appears to be normally distributed.