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# The Quadratic Formula Answers - 3 Solve the quadratic...

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Quadratic Formula Focus Exercises Answers 1. Rewrite each of the quadratic equations in the standard form 2 , 0 ax bx c a + + ; then identify the constants a, b & c. a. 2 3 2 x x - = b. 2 2 5 x x + = a=1 b=-3 c=-2 a=1 b=-5 c=2 c. 2 2 6 x x = + d. 2 6 3 2 x x - = - - a=2 b=-1 c=6 a=6 b=-3 c=-2 e. (2 1)( 3) 2 6 x x x + + = + f. 35 1 4 x x = - a=2 b=5 c=-3 a=4 b=-4 c=-35 2. Solve the quadratic equations by using the quadratic formula. a. 2 4 1 0 x x - - = b. 2 3 1 0 x x - + = x 2 5 = ± ± 3 5 x 2 ± = c. 2 2 1 x x - + = - d. 2 5 3 2 0 x x + - = 1 x , 1 2 = - = - 2 x , 1 5 = - = -

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e. 2 9 3 x x = f. 2 4 81 0 x - = 1 x ,0 3 = 3 3 x
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Unformatted text preview: 3. Solve the quadratic equations using any method. (Factoring or the quadratic formula) a. 2 2 7 3 + + = b. 2 5 4--= 1 x 3, 2 = - -4 x , 1 5 =--c. 2 3 7 1-+ = d. 2 2 2 1-- = 7 37 x 6 ± = 1 3 x 2 ± =...
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