Algebra-2

To find the roots of the polynomial h(x) = (x + 3)(x - 5)(5x - 15), we set the polynomial equal to zero and solve for ( x ):

(x + 3)(x - 5)(5x - 15) = 0

We can find the roots by setting each factor equal to zero:

1.First factor:

x + 3 = 0

x = -3