Viết dạng toàn phương ma trận ( 1 2 3 1 4 -1
3 -1 -2)

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?

Satchi found a used bookstore that sells pre-owned dvds and cds. dvds cost $9 each, and cds cost $7 each. satchi can spend no more than $45.

Thee blue triangle has rotated from quadrant i to quadrant iii about the origin. describe the effects of the rotation on the coordinates of the blue triangle.