Determine whether the given values of x are solutions of the givenequation or not: 9x ²- 3x - 2 = 0; x = - , x= .

14
Determine whether the given value of x is a solution of the given equationor not: x ²+ x + 1 = 0; x = -1.
15
Determine whether the given values of x are solutions of the givenequation or not:
x ²+ 6x + 5 = 0; x = -1, x = -5.
17
Determine whether the given values of x are solutions of the givenequation or not:
(x + 4)(x - 5) = 0; x = -4, x = 5.
18
Determine whether the given values of x are solutions of the givenequation or not:
(3x + 8)(2x + 5) = 0;