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Jun
26
reviewed Approve Number of bit strings with 3 consecutive zeros or 4 consecutive 1s
Jun
23
reviewed Approve If $f(x) = x^5 + x^3 + x$ find $f^{-1}(3)$ and $f(f^{-1}(2))$
Jun
15
reviewed Approve How did my teacher go from this step to another? | Advanced Functions | Trigonemetry
Jun
12
reviewed Approve Partial derivative of sums with different index's
Jun
10
reviewed Approve Calculus differentiable gra
Jun
9
reviewed Approve How can I find this recurrence relation? My approach seem to be wrong.
Jun
9
reviewed Approve Calculating the sample standard deviation
Jun
6
reviewed Approve The limit of the alternating series $x - x^2 + x^4 - x^8 + {x^{16}}-\dotsb$ as $x \to 1$
Jun
4
reviewed Approve sum of series $\sum_{k = 0}^n (-1/4)^k \cos((\pi/4) k)$
Jun
4
reviewed Approve Confusion about how $A$ is equal to its successor when $A$ is a proper class
Jun
2
reviewed Approve Find the flux across a part of the surface $\frac{x^2}{4}+\frac{y^2}{9}+\frac{z^2}{16}=1$
Jun
1
reviewed Approve Orbit , trajectory, dynamical system
May
26
reviewed Approve System of ordinary differential equations, Fundamental Matrix
May
26
reviewed Reject $_Linear regression for polynomial fitting
May
24
reviewed Approve A set of numbers
May
20
reviewed Approve When the argument of complex numbers is a well defined real valued function?
May
19
reviewed Approve Simple mod 7 problem
May
19
reviewed Approve show that $y$ and $x$ can be expressed as a function of $x$ alone in the neighbourhood of the point $(2,1,-1)$
May
19
reviewed Approve find interval of convergence for power series of the following function
May
17
reviewed Approve Solving a Diophantine equation3