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Unit 4: Quadratic Functions and Equations Lesson 6: The Quadratic Formula and the Discriminant 1.) a=5, b=9, c=4 2.) C 3.) No solution 4.) x=2, x=1.25 5.) x=9, x=3 6.) quadratic formula 7.) 2 8.) 11cm by 16cm

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Solve using the quadratic formula. a) x^2  7x + 12 = 0 a = 1 b = 7 x = b +/ the sr of b^2  4ac /2a 7 +/ the sr of 7^2  4(1)(12) /2a 7 +/ the sr of 49  48 /2a 7 +/ the sr of 97 /2a 7 +/ 97 /2a 90/2=45 104/2= 54 The

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a) Explain the relationship between the axis of symmetry and the quadratic formula. b) We know that the quadratic formula can be used to determine the roots of a quadratic function. However, the quadratic formula also reveals how

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Determine the standard form of a quadratic function whose graph has a y intercept of 8 and a vertex at (2,4). The answer is f(x)= 3x^2 + 12x +8 but I can't figure out how to get the answer. Solve x^2 + x=6, by factoring. The

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−2y^2−6y+7=0 step 2 of 2 : Use the discriminant, b2−4ac, to determine the number of solutions of the given quadratic equation. Then solve the quadratic equation using the formula y=−b±sqrt(b2−4ac)/√2a.

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Decide which part of the quadratic formula tells you whether the quadratic equation can be solved by factoring. −b b^2 − 4ac 2a Use the part of the quadratic formula that you chose above and find its value, given the following

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m^25m14=0. Solve using quadratic formula. Thanks.

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Decide which part of the quadratic formula tells you whether the quadratic equation can be solved by factoring. −b b^2 − 4ac 2a Use the part of the quadratic formula that you chose above and find its value, given the following

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Solve this quadratic equation using the quadratic formula. x^2 + 8x  5 = 0

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How to solve by using the Quadratic Formula 6x2  7x =  4

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I was given this answers to a problems I solved but I do not understand what she means hope you can help. Before attempting to solve this quadratic equation, determine how many solutions there will be for this quadratic equation.

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Solve the equation. Use factoring or the quadratic formula, whichever is appropriate. Try factoring first. If you have any difficulty factoring, then go right to the quadratic formula. (Enter your answers as a commaseparated
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