1. Solve each quadratic equation by extracting square root.
1.4x²2 -6 = 74
2.8= 3x²-4
3. 3x² = 7= 301
4.4 = x²-77
5.7x²-6=57
6. (2x-1)³ = 9
7. (8x-9)² = 6
8.3(x-4)² = 15
9. (6x + 2)² + 4 = 28
10. 9(2x-3)2 + 10 = 451
1.4x²2 -6 = 74
2.8= 3x²-4
3. 3x² = 7= 301
4.4 = x²-77
5.7x²-6=57
6. (2x-1)³ = 9
7. (8x-9)² = 6
8.3(x-4)² = 15
9. (6x + 2)² + 4 = 28
10. 9(2x-3)2 + 10 = 451
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Step-by-step explanation:
1
2
3
4x1=-9,x2=9
5 x1 =-3,x2=3
6false
7false
8
9false
10 x=55/4
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