Apolynomial equation has a zero at x= -2a, what would be one of its factors?

A.s.a.! similarity in right triangles, refer to the figure to complete this proportionc/a = a/? a.) cb.) hc.) rd.) s

Find the volume of the solid bounded by the plane z=0 and the paraboloid z=1-x^2 –y^2

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.