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JEE - Mathematics Free Doubts and Solutions

IIT JEE - Main - Mathematics

Solve the question in photo showing each step clearly

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Asked by Vidushi412 25th April 2019, 7:10 PM
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IIT JEE - Main - Mathematics

Each of the distinct numbers A and B exceeds its reciprocal by Unity. Find the value of a + b 

Asked by tusharbailwal8 24th April 2019, 5:28 PM
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IIT JEE - Main - Mathematics

If a=i+2j+2k and 3i+6j+2k,then the vector in the direction of a and having magnitude |b|

Asked by g_archanasharma 15th April 2019, 6:16 PM
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IIT JEE - Main - Mathematics

If P,Q,R are three points with respective position vectors i+j,i-j and ai+bj+ck.The points P,Q,R are collinear,if

Asked by g_archanasharma 15th April 2019, 5:59 PM
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IIT JEE - Main - Mathematics

D,E and F are the midpoints of sides BC,CA and AB respetiely of triangle ABC and G is the centroid of the triangle,then GD+GE+GF=

Asked by g_archanasharma 15th April 2019, 5:51 PM
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IIT JEE - Main - Mathematics

Q) A G.P. consists of an even number of terms. If the sum of all the terms is 5 times the sum of the terms occupying odd places then find the common ratio.

Asked by Anish 14th April 2019, 3:53 PM
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IIT JEE - Main - Mathematics

Q) n arithmetic means are inserted between x and 2y and then between 2x and y. If the rth means in each case be equal , then find the ratio x/y.

Asked by Anish 14th April 2019, 2:49 AM
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IIT JEE - Main - Mathematics

If a function f:[2,infinity)->B defined by f(x)=x^2-4x+5 is a bijection,then B?

Asked by g_archanasharma 13th April 2019, 9:31 PM
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IIT JEE - Main - Mathematics

Please solve the question fastly

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Asked by veenitkumar4 12th April 2019, 11:33 PM
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JEE Plances - JEE (Main) - Mathematics

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Asked by g_archanasharma 16th December 2018, 6:20 PM
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Asked by g_archanasharma 16th December 2018, 6:19 PM
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Asked by g_archanasharma 16th December 2018, 6:11 PM
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Asked by g_archanasharma 16th December 2018, 6:09 PM
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JEE Plances - JEE (Main) - Mathematics

Sir pls solve this question.

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Asked by rsudipto 15th December 2018, 6:13 PM
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JEE Plances - JEE (Main) - Mathematics

Sir in this question how is the inverse fn derived. Pls explain in details.

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Asked by rsudipto 15th December 2018, 8:55 AM
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JEE Plances - JEE (Main) - Mathematics

Sir pls solve this question.

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Asked by rsudipto 14th December 2018, 9:52 AM
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JEE Plances - JEE (Main) - Mathematics

Sir pls solve this question.

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Asked by rsudipto 14th December 2018, 9:51 AM
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JEE Plances - JEE (Main) - Mathematics

Sir pls solve this question.

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Asked by rsudipto 13th December 2018, 10:09 AM
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