CPM Homework Help : CCA Problem 11-11

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Home > CCA > Chapter Ch11 > Lesson 11.1.1 > Problem 11-11

11-11.

Solve each quadratic equation. If the solution is not a real number, explain why.

$9x^2−6x+1=0$
Hint (a):
Is this quadratic factorable?

$x^2+x+1=0$
Hint 1(b):
What happens when you complete the square or use the Quadratic Formula to solve?
Hint 2(b):
The solution is not a real number.
Make sure you can explain why.

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