Questions asked by Anonymous
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What will be the solution of this?
#3x^2-6x+8=0#
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Threshold wavelength for photo-electric emission of a metallic surface is 3800Armstrong.A beam of light of wavelength 2600armstrong is incident on the surface.what will be the work function of the metal?
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If A=| 4 1|
| 7 2| what will be the matrix B such that AB=I where I is the unit matrix of order 2?
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A dice is thrown 2times. What will be the probability of getting 11?
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If #sin^-1(x) +sin^-1(y)=pi/2#, then what will #dy/dx# be?
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If f(x)=log(1-x)/(1+x).then what will be the value of f'(0)?
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If 2tan^-1x=sin^-1K.
What will be the value of k?
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A student has a probability of getting failed in physics and maths by 20% and 10%.what is the probability of that student of getting failed in one subject?
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What will be the value of this?
Integration secxd(sec x)
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2 eqations are given : 3t-4s = -3 .......(i)
And 2t -3s= 2......... (ii). What will be the solution of this if it is solved by cross multiplication?
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If e=3 sin 3πt + 4 cos 3πt. what will be the rms value, peak value and phase of given emf?
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A function f(x) is defined by f(x)=x+1,when x less than equal to 1 and f(x)=3-ax^2, when x>1.If f(x) is continuous at point x=1. Then what will be the value of a?
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F(x) is given by. (1-cos2x/2x^2) when x is not equal to 0. And (K) when x=0 . What will be the value of k?
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How to convert toluene to P-Methyl benzoic acid ?
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How to convert phenol to aspirin?
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Lim x---->0 (Sinx -x )/( tan x - x ). How will I solve this limit?
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How will I solve this limit?
Lim x---->0 ( tan x -x) / x^3
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How will I solve this limit?
lim n----> infinity n sin(π/4n)
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Lim x---->0 (1-cos3x)/(tan^2 3x)
How can I solve this limit?
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What will be the differentiation of this?
d/dx (6tan(3x)sec ^2 (3x))
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How can I solve this limit?
(1) lim x---->infinity (sin x) / x
(2) lim x---->infinity ( cos x)/x
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How can I solve this limit?
lim x---->0 (sin^3x) /(x-sinx)^3
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Ch3ch2ch2br + aq.NaOH=X + Al2O3 heat =Y + Cl2, H2O =Z. Here X, Y, Z is?
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What is the enol structure of para-benzoquinone?
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What is the relation between #t_(1//2)# and #t_(3//4)# in first order reaction?