The graph of a sinusoidal function intersects its midline at (0,-7) and then has a minimum point at (pi/4,-9)

Write the summation to estimate the area under the curve y = 1 + x2 from x = -1 to x = 2 using 3 rectangles and right endpoints

For the quadratic function [tex]y=(x+4)^2-1[/tex] , do the following: a) rewrite the function in the standard form, b) rewrite the function in intercept form, c) find the vertex, d) find the y-intercept, e) find the x-intercepts.

Find the rate at which the water is now flowing from the tap give your answer cubic centimetres per second