Which of the following quadratics in intercept form, is the same function as f(x)=2^2-4x-6?
A.f(x)=(2x+1)(x+3)
B.f(x)=2x(x-1)(x+3)
C.f(x)=2x(x+1)(x-3)
D.f(x)=-2x(x-1)(x+3)
math help?
2016-11-14 3:31 pm
回答 (2)
2016-11-14 4:38 pm
Mistake: x^2? not 2^2.
Ans. none of the answers you provided
Check you problem.
Ans. none of the answers you provided
Check you problem.
2016-11-14 3:36 pm
2^2-4x-6 = -4x - 2 --> non of those answers are correct
Did you mean 2x^2 - 4x - 6?
2 can be factored out
2(x^2 - 2x - 3)
2(x - 3)(x+1)
Did you mean 2x^2 - 4x - 6?
2 can be factored out
2(x^2 - 2x - 3)
2(x - 3)(x+1)
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