saloniiigupta95
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saloniiigupta95:
If g(x)= (4cos^4x 2cos2x 1/2 cos4x  x^7 )^(1/7)
then what is the value of g(g(100)) ?
I have some options available, but don't kno…
 updated 11 months ago
 2 replies
 No Medals Yet
Mathematics

saloniiigupta95:
Integrate...
 updated one year ago
 8 replies
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Mathematics

saloniiigupta95:
I have to find,
int( tanx/ sqrt(a+b(tanx)^2 )...with (a>b>0)
Have calculated it and need a bit discussion...
 updated one year ago
 51 replies
 1 Medal
Mathematics

saloniiigupta95:
ABC is a right triangle with ∠ABC=90∘ with AB=18sqrt3 and BC=18. D is a point on segment BC such that AD is the median. E is a point on segm…
 updated one year ago
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Mathematics

saloniiigupta95:
consider there are 6 red balls and 8 blue. suppose we take out one ball at a time, the prob. that 7th ball drawn out is a red ball is?
@cnk…
 updated one year ago
 1 reply
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Mathematics

saloniiigupta95:
Consider a cube of side length 3. We form a new polyhedron by cutting out a cube of side length 1 from each of the 8 corners of the original…
 updated one year ago
 5 replies
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Mathematics

saloniiigupta95:
a password of length 4 that uses exactly 2 different digits is to be created. How many different passwords can there be?
here, 0001 is a va…
 updated one year ago
 15 replies
 2 Medals
Mathematics

saloniiigupta95:
a,b and c are real values satisfying a+2b+3c=195 and a^2+b^2+c^2=2925. The maximum value of a has the form p/q . What is the value of p+q?
@…
 updated one year ago
 6 replies
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Mathematics

saloniiigupta95:
What is the sum of all integer values of n such that 3n+15/(n−1)(n−5) is also an integer?
@hartnn
@him1618…
 updated one year ago
 16 replies
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Mathematics

saloniiigupta95:
(1) If f(x) is a nonconstant polynomial satisfying 27f(x^3)−4f(x^2)−x^6f(3x)+46=0, what is f(2)?
(2) a,b and c are positive integers suc…
 updated one year ago
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Mathematics

saloniiigupta95:
(1) If f(x) is a nonconstant polynomial satisfying 27f(x^3)−4f(x^2)−x^6 f(3x)+46=0, what is f(2)?
(2) a,b and c are positive integers such…
 updated one year ago
 6 replies
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Mathematics

saloniiigupta95:
a,b and c are positive integers such that f(x)=ax2−bx+c has 2 distinct real roots α and β that satisfy the strict inequality 0<α<β<1. What i…
 updated one year ago
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Mathematics

saloniiigupta95:
1+tanx/ 1tanx = 1+ sin2x , then tanx is equal to
(1) 1 (3) 1
(2) 1/ (3^1/2) …
 updated one year ago
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Mathematics

saloniiigupta95:
The population in a town called Atown in December 1900 is a perfect square. In January 1901, 48 people moved in, and the population is 1 mor…
 updated one year ago
 1 reply
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Mathematics

saloniiigupta95:
Triangle ABC has ∠BAC=20∘ and ∠ACB=75∘. P is a point in the interior of triangle ABC. Points D,E and F lie on BC,CA and AB, respectively, su…
 updated one year ago
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Mathematics

saloniiigupta95:
Find the sum of all 2 digit numbers N=ab¯¯¯, where a≠0, such that N divides a0b¯¯¯¯¯.
 updated one year ago
 39 replies
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Mathematics