Free points for those who can solve it.. if pqr=1,prove that:1/1+p+q^-1+1/1+q+r^-1+1/1+r+p^ -1 = 1

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

In the triangles, tr = ge and sr = fe. if = 3.2 ft, which is a possible measure of ? 1.6 ft 3.0 ft 3.2 ft 4.0 ft

The domain of a function can be represented by which one of the following options? o a. a set of output values o b. a set of f(x) values o c. a set of input values o d. a set of both input and output values