Please help! Thank you. Answer choices below:
A. Very weak
B. Moderately weak
C. Very strong
D. Moderately strong

Which statements regarding the diagram are true? check all that apply.

A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)