0
None because the discriminant of this quadratic equation is less than zero.
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Earn +20 ptsQ: How many x intercepts are in y equals 2x2 plus 4x plus 3?
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What is the x-intercepts y equals 2x2 plus 2x - 4?
For the x intercepts, y = 0 ie 0 = 2x2 + 2x - 4 or x2 + x - 2 = 0 so that (x + 2)*(x - 1) = 0 So the intercepts are (-2,0) and (1,0)
What is 2x2 plus 11x plus 15?
2x2 + 11x + 15 = (x + 3)(2x + 5).
What is the discriminant of 2x2 plus 5x plus 4 equals 0?
-7
Is y equals 3x plus 1 and -2x2 a function?
No.
2x2 equals 4 and 2 plus 2 plus equals 4 is there another?
22 = 4
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