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5 Cards in this Set
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[Quadratic Formula]
If the equation x = 4 - x2 is to be solved using the quadratic formula. What are the values of a, b and c? |
a = 1, b = 1, c = -4
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Write x2 + 8x + 2 in the form (x + b)2 + c
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(x + 4)2 - 14
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The equation 2x2 + 8x - 3 is to be solved by completing the square
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(x + 2)2 = 11/2
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Write x2 + 3x + 1 in the form (x + b)2 + c
What is the value of b? |
3/2
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If the equation 2x2 + 3x - 1 = 0 is to be solved using the quadratic formula.
What is the value of b2 - 4ac? |
17
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