How you will find the length of the latus rectum of the parabola with equation y = x^2 -3x - 28?

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.