Questions asked by Alex C.
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How to find the inflection point of #e^sqrt(x)#?

For what values of x is #f(x) = e^(1/x^2)# concave or convex?

How to solve #cos(x)+sin(x) > 0#?

How to solve #cos x < 1#?

How to solve #tan x < 1#?

What is the interval of convergence of #\sum_{n=0}^{\infty} (cos x)^n#?

How to graph #\sum_{n=0}^\oo 2x^n#?

How to determine whether #\sum_{n=1}^oo (\frac{2}{n}+\frac{3}{2})^n# converges or diverges?

What is the interval of convergence of #\sum_{n=0}^{oo} (\frac{1}{x(1x)})^n#?

What about a new function that let you underline text in the answer and make a comment about it?

What is the interval of convergence of #sum_{n=0}^{oo}[log_2(\frac{x+1}{x2})]^n#? And what's the sum in #x=3#?

How to solve properly #int tan(x)/cos^2x#?

How to solve this basic kinematics problem?

How to find the maximum velocity of two objects that travel from a point #A# to a stopping point #B# in the same amount of time?

How to determine the depth of a water well given the initial velocity, the time and the speed of sound?