Given the equation 2x2 - 5x+ 7 = 0. 1. Find the discriminant.
2. Describe the roots and explain your reasoning.

Asequence {an} is defined recursively, with a1 = 1, a2 = 2 and, for n > 2, an = an-1 an-2 . find the term a241

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles