lab bhattacharjee

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http://in.linkedin.com/pub/lab-bhattacharjee/13/190/641

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1,240 Answers

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78	How to check if a point is inside a rectangle?
41	Find all real numbers $x$ for which $\frac{8^x+27^x}{12^x+18^x}=\frac76$
31	How to solve $x^{1/2}-x^{1/3} = 0$
25	How to solve $x^3=-1$?
21	Which methods to use to integrate $\int{\frac{x^4 + 1}{x^2 +1}}\, dx$

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28,583 Reputation

+25	Solving Modular Equations With Identities
+55	Find $a,b,c \in \mathbb {Q}$
+10	Soving Recurrence Relation
+10	prove the numbers in a sequence are all square number

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26 Questions

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6	If $a^n-b^n$ is integer for all positive integral value of $n$, then $a$, $b$ must also be integers.
4	When does $n$ divide $a^d+1$?
3	Prove/disprove $\sum x^2y^2 \ge \sum x^3y$
3	Is $\tan(\pi/2)$ undefined or infinity?
3	What is the highest power of $n$ in $(n^r-1)!$

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152 Tags

361 elementary-number-theory × 225	193 number-theory × 113
335 homework × 188	192 limit × 72
325 algebra-precalculus × 140	128 integral × 41
308 calculus × 140	108 sequences-and-series × 63
273 trigonometry × 163	97 analytic-geometry × 23

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$Mathematics Stack Exchange$	Mathematics	28,583 rep	12348
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