List of most recently solved mathematics problems.

June 18, 2018

Algebra Trigonometry

Find $x^3+\dfrac{1}{x^3}$ if value of $x+\dfrac{1}{x}$ equals to $2\cos{θ}$

Jun 13, 2018

Limit

Learn how to solve Limit of (1-cos6x)/(1-cos7x) as $x$ approaches $0$

Jun 09, 2018

Trigonometry

Find ΣtanAtanB, if A+B+C = 90°

May 30, 2018

Trigonometry

Find cos 40° + cos 80° + cos 160°

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