Mathematics
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Pole_Star
  • Member for 7 years, 6 months
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  • Kolkata, West Bengal, India
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Aspiring Computer Scientist.

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All Questions Answers
Score Newest
question
14
What is significance of (.) in significant figures? [closed]
May 14, 2017
question
12
Show that $3^{2008}$ + $4^{2009}$ can be written as product of two positive integers each of which is larger than $2009^{182}$. [closed]
May 30, 2016
question
6
In a triangle $ABC$ let $D$ be the midpoint of $BC$ . If $\angle ADB=45^\circ$ and $\angle ACD=30^\circ$ then find $\angle BAD$
Jan 14, 2017
question
4
For each face of a cuboid, the sum of perimeter and area is known. Find the volume.
Oct 21, 2017
question
4
If two different numbers are taken from the set {0,1,2,3, ......, 10} ...
Apr 2, 2017
question
4
Let $n$ be an integer such that if $d | n$ then $d + 1 | n + 1.$ Show that $n$ is a prime number
Apr 6, 2017
question
4
Find the value of $3+7+12+18+25+\ldots=$
Apr 12, 2017
question
3
$a$ and $b$ be positive real numbers such that $a + b = 1$. Prove that $a^a \cdot b^b+a^b\cdot b^a≤1$
May 30, 2016
question
3
Using Fermat's Little Theorem to find the smallest k for which $a ^k $≡ 1(mod 11) for a = 1, 2, 3, 4, 5, 6, 7, 8, 9, 10.
Oct 14, 2020
question
3
Calculating the address of an element in an n-dimensional array
Aug 12, 2020
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5
Brown ring from the anion detection of NO3-

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