# João

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bio website location Lisbon, Portugal age member for 2 years, 2 months seen Apr 18 at 20:55 profile views 249

Since Setember of 2012 I'm a student of a Math course at university. I'm still in the first year

# 82 Questions

 9 What is the correct way to solve $\sin(2x)=\sin(x)$ 7 Is there a contradiction is this exercise? 6 Proof that $\sin(x)$ don't have limit to infinity 5 Prove that $n$ is even and $|A| \in \{-1,1 \}$ 5 Convergence test for series

# 910 Reputation

 +10 Instanteous Rate of Change meaning +10 Simple series convergence/divergence +5 How to show that $\dim(Im f)=1$? +5 How to find characteristic polynomial of this matrix?

 2 Instanteous Rate of Change meaning 2 Can I simplify $\cos \frac{1234 \pi}{5}$ and $\sin \frac{1234 \pi}{5}$ 1 Simple series convergence/divergence 1 How to convert a diophantine equation into parametric form? 1 How many combinations of 6 items are possible?

# 32 Tags

 2 homework × 36 1 combinatorics × 4 2 calculus × 18 1 elementary-number-theory × 2 2 algebra-precalculus × 8 1 convergence 2 trigonometry × 4 1 divergent-series 1 sequences-and-series × 6 0 linear-algebra × 18

# 1 Account

 Mathematics 910 rep 212