Cuando dejamos un trozo de chocolate al sol ,se derrite​

Which will form a composite function?

Which is an x-intercept of the graphed function? (0, 4) (–1, 0) (4, 0) (0, –1)

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.