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1. |
If $${x^2} + \frac{1}{{{x^2}}} = 98{\text{,}}$$$$\left( {x > 0} \right){\text{,}}$$then the value of $$x^3 + \frac{1}{{{x^3}}}$$is? |
A. | 70 |
B. | 030 |
C. | 970 |
D. | 1030 |
Answer» B. 030 | |