1
WB JEE 2023
MCQ (Single Correct Answer)
+1
-0.25
If $$1,{\log _9}({3^{1 - x}} + 2),{\log _3}({4.3^x} - 1)$$ are in A.P., then x equals
2
WB JEE 2023
MCQ (Single Correct Answer)
+2
-0.5
Consider a quadratic equation $$a{x^2} + 2bx + c = 0$$ where a, b, c are positive real numbers. If the equation has no real root, then which of the following is true?
3
WB JEE 2023
MCQ (Single Correct Answer)
+2
-0.5
Let $${a_1},{a_2},{a_3},\,...,\,{a_n}$$ be positive real numbers. Then the minimum value of $${{{a_1}} \over {{a_2}}} + {{{a_2}} \over {{a_3}}}\, + \,...\, + \,{{{a_n}} \over {{a_1}}}$$ is
4
WB JEE 2022
MCQ (Single Correct Answer)
+1
-0.25
If a, b, c are in G.P. and log a $$-$$ log 2b, log 2b $$-$$ log 3c, log 3c $$-$$ log a are in A.P., then a, b, c are the lengths of the sides of a triangle which is
Questions Asked from Sequence and Series (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates No. of Questions
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Physics
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