X-3y=15 and y=-3+4 find out the answer if it’s parallel, perpendicular or niether

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

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

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