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Does y equals 4x2-9x plus 9 cross the X-axis? - Answers

The discriminant will tell you if there are any real roots here, X intercepts or single contact point. b2 - 4ac (- 9)2 - 4(4)(9) 81 - 144 = - 63 < 1, so no real roots and the function does not cross the X axis =================================================



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Does y equals 4x2-9x plus 9 cross the X-axis? - Answers

https://math.answers.com/math-and-arithmetic/Does_y_equals_4x2-9x_plus_9_cross_the_X-axis

The discriminant will tell you if there are any real roots here, X intercepts or single contact point. b2 - 4ac (- 9)2 - 4(4)(9) 81 - 144 = - 63 < 1, so no real roots and the function does not cross the X axis =================================================



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https://math.answers.com/math-and-arithmetic/Does_y_equals_4x2-9x_plus_9_cross_the_X-axis

Does y equals 4x2-9x plus 9 cross the X-axis? - Answers

The discriminant will tell you if there are any real roots here, X intercepts or single contact point. b2 - 4ac (- 9)2 - 4(4)(9) 81 - 144 = - 63 < 1, so no real roots and the function does not cross the X axis =================================================

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      The discriminant will tell you if there are any real roots here, X intercepts or single contact point. b2 - 4ac (- 9)2 - 4(4)(9) 81 - 144 = - 63 < 1, so no real roots and the function does not cross the X axis =================================================

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