Find the equation of the line (in slope intercept form) passing through the points (1,4) and (3,6) .

Find the vertex of the function given below y=x^2-6x+1

Lena reflected this figure across the x-axis. she writes the vertices of the image as a'(−2, 8), b'(−5, 6), c'(−8, 8), d'(−4, 2).

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.