Find two groups g and h such that gh but aut(g)aut(h)

Will give brainliest sum of arithmetic series (sigma notation) find the numerical answer to the summation given below. (image shown below)

The graph of h(x)= |x-10| +6 is shown. on which interval is this graph increasing

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie