The vertices of a triangle are A(2, a), B(-3, 1) and C(-8, -2) right-angled at A. Find the possible values of a. ​

Use the matrix-column representation of the product to write each column of ab as a linear combination of the columns of a.

Me asap on # : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.

An alternative to car buying is to make monthly payments for a period of time, and then return the vehicle to the dealer, or purchase it. this is called