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Mathematics Preparation for Engineering Entrance

(976 Posts)

This thread is dedicated to preparation for Mathematics section of Engineering Entrance exams like IITJEE, RPET, BITSAT, GCET, EAMCET, ISAT, KEAM, WBJEE etc. You may share questions related to topics like Mechanics, Algebra, Probability, Trigonometry, Calculus, Permutations & Combinations, Matrices & Determinants, Complex Numbers, Co-Ordinate Geometry, Statistics etc.

Question should not exceed 100 characters.Use add options for multiple choice questions and "Uploadimage/Add related data" for passage text papers.
Question should be at least 10 characters long.
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Varun Krishnan
Shared from Relations and Functions (Easy) on 06 Sep, 2019 10:22 AM

Let f be a function satisfying 2f(x) – 3f(1/x) = x2 for any x 0. The value of f(2) is

 
– 2
– 7/4
– 7/8
4
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Varun Krishnan
Posted on 06 Sep, 2019 10:22 AM

the third line is wrong it should be 5f(2) - 5f(1/2) = 4 - 1/4 = 15/4

Vinod Kulkarni
Posted on 11 Aug, 2019 10:50 AM
Show common data

Solve 61

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Vaibhavi
Posted on 09 Jun, 2019 10:48 AM
Show common data

6th question

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Kwopac Tm
Shared from BITSAT Mock - 4 on 19 May, 2019 9:15 PM

sin2 5o + sin2 10o + sin2 15o + + sin2 90o is equal to

 
9
0
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Kwopac Tm
Posted on 19 May, 2019 9:15 PM

Excellent

Ashtecs Vines
Shared from BITSAT Mock - 2 on 17 May, 2019 1:50 PM

then (I + A)(I - A)-1 equals

 
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Ashtecs Vines
Posted on 17 May, 2019 1:50 PM

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