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Question

Solve the inequalities for real x.
x3>x2+1

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Solution

Consider the given inequality,

x3>x2+1

Multiply by 6 on both sides, we get

6×x3>6×x2+6×1

2x>3x+6

2x3x>3x3x+6

x>6

x<6

Hence, this is the answer.


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