1.] The cubic equation x³ - 3x² + 9x + 13 = 0 can be factored as (x + 1)(x² - 4x +13) = 0.

(a)Using the Zero Product Property, solve the equation and report the solution set.

(b)What are the x-intercept(s) and the y-intercept of the graph of h(x) = x³ - 3x² + 9x + 13, if any.

(c)Showing your work, find the sum of the solutions found in Part(a).

(d)Showing your work, find the product of the solutions found in Part (a).