Please work out all the problems on this page, no links, no i don't knows please do not take advantage of me or my points please actually answer these questions

If f(x)=x^3 and g(x)=2x+7 when g(x)=-5

Moira has a canvas that is 8 inches by 10 inches. she wants to paint a line diagonally from the top left corner to the bottom right corner. approximately how long will the diagonal line be?

Which statement best explains why ben uses the width hi to create the arc at j from point k