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Aliasa Zarowny Pseudonymia's user avatar
Aliasa Zarowny Pseudonymia's user avatar
Aliasa Zarowny Pseudonymia's user avatar
Aliasa Zarowny Pseudonymia
  • Member for 6 years, 7 months
  • Last seen more than 5 years ago
  • Sweden, Maine, USA
6 votes
3 answers
5k views

Mean value thorem - Showing $\sqrt{1+x} < 1+\frac{x}{2}$ for $x>0$

4 votes
4 answers
2k views

Newton's method with no real roots

2 votes
2 answers
173 views

If $z=\tan(\frac{x}{2})$, show that $\sin(x)=\frac{2z}{1+z^2}$

2 votes
2 answers
2k views

Prove that if two vectors are orthogonal to another vector, then they are scalar multiples of each other

2 votes
3 answers
2k views

MVT - Showing $(1+x)^r > 1+rx$

2 votes
2 answers
2k views

Finding the interval for which $f(x) =x+2\sin(x)$ is increasing

2 votes
3 answers
81 views

Showing a that the derivative exists on every $x$ but is not continuous at $x=0$

2 votes
3 answers
241 views

Does chain rule enable you yo calculat derivative of $|x^2|$ at x = 0

2 votes
2 answers
705 views

Proving $y=\tan(x)$ is of the form $P_{n+1}(\tan(x))$

1 vote
5 answers
6k views

Writing a general formula for nth derivative of $\cos(ax)$

1 vote
1 answer
67 views

using the product rule for $k\cdot\sec\left(kx\right)\tan\left(kx\right)$

1 vote
2 answers
57 views

l'hospital rule suppose $lim_{x->a+} f(x) = lim_{x->a+} g(x) =0$ [question]

0 votes
3 answers
60 views

Extreme values $f(x)=(x-2)^{\frac{1}{3}}$

0 votes
0 answers
33 views

identifying concavitie(s) and inflection(s) for $f(x) = (x-1)^{1/3} + (x+1)^{1/3}$

0 votes
1 answer
40 views

Finding solution for a linear system(see below)

0 votes
2 answers
220 views

Determining if all polynomials of the form $a_{0}+a_{1}x$ is a subspace of $P_{3}$

0 votes
1 answer
96 views

clarifying a thing about the inverse function $y=x^3$

0 votes
3 answers
566 views

the implicit derivative of $x+2y+1=\frac{y^2}{x-1}$ at the point $(2,-1)$

0 votes
3 answers
482 views

Showing $(1+x)^r<(1+rx)$ (MVT) [duplicate]

-1 votes
3 answers
108 views

MVT - Showing $\sin x < x$ for all $x>0$

-1 votes
3 answers
3k views

Hyperbolic differentiation of $\sinh^{-1}(x/a)$ [closed]