SOLUTION: Evaluate the discriminant b^2-4ac. Then use the answer to state how many real-number solutions exist for the equation. 〖y=x〗^2+8x+16

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Evaluate the discriminant b^2-4ac. Then use the answer to state how many real-number solutions exist for the equation. 〖y=x〗^2+8x+16       Log On


   

Question 155983: Evaluate the discriminant b^2-4ac. Then use the answer to state how many real-number solutions exist for the equation.
〖y=x〗^2+8x+16
Answer by SAT Math Tutor(36) About Me  (Show Source):
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In this case, a = 1, b = 8, and c = 16 so 8%5E2+-+4%2A1%2A16+=+64+-+64+=+0
When the discriminant equals 0, by rule, you have 1 real solution.