Q1
What is the solution of [1 − {1 − (1 − x²)⁻¹}⁻¹]^(−1/2) = 10?
Elementary MathematicsAlgebra
UPSC CDS · Solved paper
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What is the solution of [1 − {1 − (1 − x²)⁻¹}⁻¹]^(−1/2) = 10?
If λ is an integer and α,β are the roots of 4x²-16x+λ/4=0 such that 1
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A boy saves Rs. 4.65 daily. What is the least number of days in which he will be able to save an exact number of rupees ?
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In an office, one-third of the workers are women, half of the women are married and one-third of the married women have children. If three-fourth of the men are married and one-third of the married men have children, then what is the ratio of married women to married men ?
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A candidate scoring x% marks in an examination fails by a marks, while another candidate who scores y% marks gets b marks more than the pass marks. What are the maximum marks?
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Select the correct answer using the code given below:
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What are the roots of the equation 2^{x+2}· 27^{x/x-1}=9 ?
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Incomes of Mahesh and Kamal are in the ratio 1 :2 and their expenses are in the ratio 1 : 3 . Which one of the following statements is correct ?
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