SOLUTION: Solve each equation by graphing. Where necessary, round to the nearest hundredth. 4. x4 + 2x2 – 1 = 0 –0.64, 0.64 0.64, –0.46 0.46, –0.46 5. –x3 – 3x – 2 = 0 6. y

Algebra ->  Graphs -> SOLUTION: Solve each equation by graphing. Where necessary, round to the nearest hundredth. 4. x4 + 2x2 – 1 = 0 –0.64, 0.64 0.64, –0.46 0.46, –0.46 5. –x3 – 3x – 2 = 0 6. y      Log On


   

Question 311331: Solve each equation by graphing. Where necessary, round to the nearest hundredth.
4. x4 + 2x2 – 1 = 0
–0.64, 0.64
0.64, –0.46
0.46, –0.46
5. –x3 – 3x – 2 = 0
6. y = –x4 + 4x3 + 3 = 0
0.86, –4.05
–0.85, 5.04
–0.85, 4.05
7. –x3 + 3x + 4 = 0
8. x4 + 2x – 3 = 0
–1.57, –1
1, 1.57
–1.57, 1
9. –x3 + 2x2 + 1 = 0
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