X²+1÷x²=7 find value of x³+1÷x³
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Answer:
Given Equation is x² + (1/x²) = 7. ⇒ x + 1/x = 3. ⇒ x³ + 1/x³ = 18.
Answered by
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Step-by-step explanation:
x³+1/x³
cut x³ by x³
and answer is 1
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