2 sin^2(x) + 3sin(x) + 1 - 0 in radians

Which system of linear inequalities is represented by the graph? !

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?

Select the correct answer from each drop-down menu. the length of a rectangle is 5 inches more than its width. the area of the rectangle is 50 square inches. the quadratic equation that represents this situation is the length of the rectangle is inches.