Decrease £2155.45 by 18.5%
Give your answer rounded to 2 DP.
£

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex

Find the volume of the solid obtained by rotating the region enclosed by the curves y=1x and y=7^-x about the x-axis. (use symbolic notation and fractions where needed.) volume =

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?