What is the following product? (XV7-3VB)(xN7-3VB)
O 7x2+72
O 7x2 - 12x14 + 72
0.7x2-12x/14 - 72
O 7X2-72

In triangle abc, the length of side ab is 12 cm, the length of side bc is 5 cm, and the length of side ca is 9 cm. find the measure of angle a using the law of cosines.

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

What term makes it inconsistent y=2x - 4