6. In each of the following exercises, factor the given expressions. a. 2y3 -l6y2 +y+3 h3mw+mf c. 50x34-20x24-2x (1 2 points) 7. In each of the following exercises, factor and simplify the terms, and then do the indicated operations. a 1 12x210xy4-2y2 93c2 y2 9x2 6xy + y2 \\lxz+5x+4 x23x4 b. +&+m fm 9x3+6x2+x 6xl c. 3 2 27x +1 3x +x (12 points) 8. Determine which of the equations given below have real solutions and give the solutions of those that do. a. 2x2+3x=6 b.x4+a3=0 Hint. Set a = x2 and express the equation in terms of a. 0. 3x :12x2 5x d. x2 + 7x = _ 2 3 2 3x2+3_ 2 e. x