In problems 15-18, solve the heat flow problem (1)3 with ? = 3, l = ? , and the given function f(x 15. f(x) = sin x-6 sin 4x 16. f(x) = sin 3x + 5 sin 7x-2 sin 13x 7. f(x) sin x 7 sin 3x sin 5x 18. f(x) = sin 4x + 3 sin 6x-sin 10x

Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit