The points p(−3, 6) and q(1, 4) are two vertices of right triangle pqr . the hypotenuse of the triangle is pq .

point r lies in quadrant 1.

what are the the coordinates of point r?

enter your answers in the boxes.

r(
,
)

F(x)= 1/x-4, g(x)=4x+1/x a. use composition to prove whether or not the functions are inverses of each other. b. express the domain of the compositions using interval notation.

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.