Which equation represents a line which is perpendicular to the line y=4/3x - 7? a. 3x + 4y = 8
b.4x + 3y = -6
c. 4x - 3y = 24
d. 4y - 3x = 12

Consider circle o, where and . m∠bpd °. °.

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the curves about the given axis.y = 7ex, y = 7e^-x, x = 1; about the y-axis

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer