Find the volume of the described solid of revolution or state that it does not exist. the region bounded by f(x)equalsleft parenthesis x plus 1 right parenthesis superscript negative 19 and the x-axis on the interval [0,infinity) is revolved about the y-axis.

Can you simplify 4/7? 24 points will be awarded!

(c) the diagram shows the first three shapes of a matchsticks arrangement.first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.

Answer! if you don’t mind, can you explain