Download Solve each absolute value equation:

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Alg2A Quiz Review
October 26, 2011
Quad Formula and Absolute Value
Solve each absolute value equation:
1) 5|6x – 12| - 7 = 203
2) ⅔|8x - 1| + 23 = 33
3) ⅗|15x + 20| - 72 = -12
4) 3|4x + 20| _ - 7 = -1
-8
5) 4|3x + 27| + 2 = 25
7
6) 7|5x - 10| - 8 = 72
-4
1) x = {-5,1}
5) x = {-17,-1}
2) x = {-1.75, 2}
6) No Solution
3) x = {-8, 5.33}
4) No Solution
Use the quadratic formula to solve each problem:
1) 3x2 + 8x = -2
2) 2x2 – 5 = 6x
3) 3x2 = 7x + 6
4) 6x2 + 5 = 4x
5) 7x2 = 9x – 1
1) x = {2.39, -.28}
4) No Solution
2) x = {-.68, 3.68}
5) x = {.12, 1.16}
3) x = { -⅓, 3}