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Concentration of three solutions A, B, C 20%,30%,40% respectively. They are mixed in the ratio 3:5:x resulting in a solution of 30% concentration. Find x

Posted by Sonam Yadav 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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Find x such that the four points A(3,2,1) B(4,x,5) C(4,2,-2) D(6,5,-1) are co planar

Posted by Rikki Choudhary 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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If the digonal are known then how can i construct a square?

Posted by Nipu Jeet Rajbongshi 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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What is value of log 0.39 show me steps to find it

Posted by Anuj Dangi 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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R s agrwal 9a question 4

Posted by Suraj Gupta 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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Limit 0to2 (2x2+3x)dx by limit as a sum

Posted by Deepa Gupta 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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tan(x/2) / 2 + tan(x/4) /4 +.................+ tan(x/2^n) / 2^n

Posted by Akshay Bilochi 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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x=20 Y=4x X+y=200

Posted by Manu Rajput 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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Posted by Nikhil Vg 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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4sin^x + cos^x=π ; find the value of x

Posted by Sweta Kumari 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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100+2=?

Posted by Ashif Ahmed 8 years, 1 month ago

CBSE > Class 12 > Mathematics

1 answers

Pawan Kumar 8 years, 1 month ago

100+2=102

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Schan heat and thermodynamics exercise 6 questions no. 15

Posted by Kp Kp 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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when will cbse upload sample papers for session 2017-2018 of class 12

Posted by Jahanvi Malhotra 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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If [2x 3] [1 2] [x] = 0 find the value of x [-3 0] [8]

Posted by Simran Gupta 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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Evaluate. tanx/secx+cosx

Posted by Rahul Dubey 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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Integrate sinx

Posted by Roshan Yadav 8 years, 1 month ago

CBSE > Class 12 > Mathematics

1 answers

Rahul Dubey 8 years, 1 month ago

-cosx+c

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What is definition of trigonometry ?

Posted by Prajwal Patil 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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10+2

Posted by Priyansh Verma 8 years, 1 month ago

CBSE > Class 12 > Mathematics

1 answers

Anchal Sharma 8 years, 1 month ago

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Which is bad quality of girls. All boys are bad qualitative am I right

Posted by Mini Singhal 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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Sin 2x

Posted by Hitesh Yadav 8 years, 1 month ago

CBSE > Class 12 > Mathematics

2 answers

Mayank Sharma 8 years, 1 month ago

-cos2x/2

1Thank You

Anushka Vyas 8 years, 1 month ago

2sinxcosx

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tan`x(x)^1/2dx

Posted by Bbbj Vubkk 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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10. A ladder 5 cm long is leaning against a wall. The bottom of the ladder is pulled along the ground, away from the wall, at the rate of 2 cm/s. How fast is its height on the wall decreasing when the foot of the ladder is 4 m away from the wall?

Posted by Aisha Sharma 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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Posted by Gurmeet Rana 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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The equation of the tangent to the curve y = {1 - (e^x/2)} at the point of intersection with the y axis is (a) x+2y =0 (b)2x+y=0 (c)x-y=2 (d)none of these

Posted by Pallav Jain 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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Integration of SINx/1+sinx under root

Posted by Rohit Kumar Singh 8 years, 1 month ago

CBSE > Class 12 > Mathematics

1 answers

Rajesh Kashyap 8 years, 1 month ago

Rationalize kar de

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Integrate the following- root a - root x divided by root a+x

Posted by Pankaj Kumar 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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Shyam want to buy a pen he has Rs100 each pen cost 5 how many pen he buy ?

Posted by Arpit Kumar 8 years, 1 month ago

CBSE > Class 12 > Mathematics

3 answers

Anchal Sharma 8 years, 1 month ago

It can be because in question it is said that he want to buy a pen

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Deepak Singh Baghel 8 years, 1 month ago

2Thank You

Anchal Sharma 8 years, 1 month ago

1Thank You

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In intergeation , while solving by parts method we will follow IlATE form,in some case like xsinx , y we coinsider sinx=u, x=v?

Posted by Naaz Kaif 8 years, 1 month ago

CBSE > Class 12 > Mathematics

1 answers

Pallav Jain 8 years, 1 month ago

I=inverse trigonometry L=logarithm A=algebra T=trigonometry E=exponential In this first function consider as u and other is v

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What is mean by collateral

Posted by Rahul Pandey 8 years, 1 month ago

CBSE > Class 12 > Mathematics

1 answers

Kritika Trehan 8 years, 1 month ago

something pledged as security for repayment of a loan, to be forfeited in the event of a default.

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Elementary operations

Posted by Anubhav Jhawar 8 years, 1 month ago

CBSE > Class 12 > Mathematics

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