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Kayla
Jake solved the quadratic equation 6x^2 - 6 = 0 and showed the following steps.?
Did he work out the problem correctly? If not, why not?
6x^2 - 6 = 0
6(x^2 - 1) = 0
6(x - 1)(x + 1) = 0
6 = 0 or x - 1 = 0 or x + 1 = 0
A His steps and solutions are both correct.
B His work is correct, but he is missing the solution x = 6.
C His work is incorrect. He did not factor out the greatest common factor of 6 correctly.
D His work is incorrect. He did not factor( x2 - 1) correctly.
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