Use the graph of f(x)=x^2+2x-15 to find the solution when f(x)=0

SOLUTION:
Step 1: First we plot the graph and show points of answers
Step 2: The point of intersection of the graph with the x-axis shows the solution of the graph.
The graph has two answers.
Final answer: Option (B)
[tex]x_1=-5,x_2=3[/tex]