AB←→ intersects PQ←→ at point M; Point C is on AB←→ ;

Point R is on PQ←→ ;

△CMR is a right triangle.

Which statement describes the relationship between AB←→ and PQ←→ ?

A.

AB←→ and PQ←→ are skew

B.

AB←→ and PQ←→ are collinear

C.

AB←→⊥PQ←→

D.

AB←→∥PQ←→

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

Write the expression 7x^3-28xy^2 as the product of 3 factors

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?