@ Number of integral values of 2 sa...
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@ Number of integral values of 2 satisfying 24 -- x2 < 2 is

JEE/Engineering Exams
Maths
Solution
110
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( x^{4}-x^{2}-2 leq 0 ) ( x^{4}-frac{x^{2}}{2}+frac{1}{4}-frac{1}{4}-2 leq 0 ) ( left(x^{2}-1 / 2right)^{2}-frac{9}{4} leq 0 ) ( left(x^{2}-1 / 2right)^{2}-(3 / 2)^{2} leq 0 quad x(-sqrt{2}, sqrt{2}) )
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