Mathematics
Jim Haddocc's user avatar
Jim Haddocc's user avatar
Jim Haddocc's user avatar
Jim Haddocc
  • Member for 9 years, 4 months
  • Last seen this week
  • India
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Physics Undergrad

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All Questions Answers
Score Newest
answer
78
How was the area formula for a circle ($A = \pi r^2$) derived before the introduction of calculus?
Mar 31, 2018
answer
10
Proving that a matrix is invertible without using determinants
Mar 25, 2018
answer
8
Prove that midpoints of chords passing through a certain point lie on a circle
Mar 30, 2018
answer
5
Number of elements $n \in \{1, ..., 100 \}$ such that $n^{4} - 20n^{2} + 100$ is of the form $k^{4}$ with $k$ an integer.
Apr 1, 2018
answer
5
Simplification of Gamma
Mar 24, 2018
question
4
Identity with sum of reciprocals of binomial coefficients
May 2, 2017
answer
4
Is the transformation possible?
May 30, 2017
answer
4
Need to prove: $\sum_{n=1}^{\infty}{a_n}$ converges $\implies\sum_{n=1}^{\infty }\frac{\sqrt{a_n}}{n}$ converges
Mar 30, 2018
answer
4
How to prove that the Binet formula gives the terms of the Fibonacci Sequence?
Mar 25, 2018
answer
4
Can $7n + 13$ ever equal a square?
Mar 28, 2018
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11
What is in the center of the universe?
7
Position of two blocks connected by a spring as a function of time
5
Hot water freezing faster than cold water
5
Evaporation of liquid drop due to change in surface energy
5
A good highschool level physics book

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