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Earn +20 ptsQ: What is the discriminant of 2x2 plus 23x plus 63 equals 0?
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What is the discriminant of 2x2 plus 5x-8?
Discriminant = 52 - 4 x 2 x (-8) = 89
What does x2 plus x2 equals?
x2 + x2 = 2x2
Which statement best explain why there is no real solution to the quadratic equation 2x2 plus x plus 7 equals 0?
The discriminant says; b^2 - 4ac 1^2 - 4(2)(7) = 1 - 56 < 1 So, less than 1 and no real roots
What is the value of c if the discriminant of negative 2x squared minus 3x plus c is 41 and what is the standard form of the expression i over 2 plus i?
Presumably you mean: -2x2-3x+41 If so then the discriminant is: (-3)2-4*-2*41 = 337 The expession is: i/2+i
What best describes the function below fx equals 2x2-3x plus 1?
B- It is a many-to-one function
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