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Jan
16
reviewed Approve How is the equation $P(X_1>X_2) = \displaystyle \int_{0}^1 P(X_1>X_2 | X_2=x) f_{X_2}(x) dx$ derived?
Sep
16
reviewed Approve Are the curvature value of a straight line zero(parametrized curves)
Sep
9
reviewed Edit Need help finding the series in order to prove by induction
Aug
30
reviewed Approve Function that transforms the interval $[a,b]$ into $[0,1]$
Aug
28
reviewed Reject Minesweeper probability
Aug
21
reviewed Approve How to calculate the cardinality of the complement of two countable sets of reals?
Aug
15
reviewed Approve Convergence of improper integral $\int_{0}^{\frac{\pi}{6}}\dfrac{x}{\sqrt{1-2\sin x}}dx$
Aug
13
reviewed Reject Cosine formula to show if an angle is obtuse or acute
Aug
4
reviewed Approve Is “angle between two directions” appropriate?
Aug
4
reviewed Approve 10th derivative of a function
Aug
3
reviewed Approve Convergence of Sequence
Aug
3
reviewed Approve proof of number of prime factors of $n$
Aug
3
reviewed Approve A balloon rises at a certain rate (in body), What is velocity of balloon after 40 seconds?
Jul
30
reviewed Approve change of complex variables
Jul
28
reviewed Approve Finding all real numbers x such that $x \lceil x \lceil x \lceil x \rceil \rceil \rceil = 88$
Jul
26
reviewed Approve Trigonometric equation cos sin and power
Jul
26
reviewed Approve I have a 8 DIP Switches on a device. How many combinations and permutations are there?
Jun
21
reviewed Approve Shortcut Technique for finding Raised Binomials with Imaginary Numbers
May
31
reviewed Approve SAT math problem about probability
May
31
reviewed Approve Roots of the equation $x^2 + px + q = 0$