Is there a way of expanding sin(a*b)?
7492
Is there a formula for $\sin(xy)$
22856
Ways to go from A to B(proof)
126904
math.sin incorrect result
103487
Integration of the cardinal sine
100907
$\sin\alpha + \sin\beta + \sin\gamma = 4\cos{\frac{\alpha}{2}}\cos{\frac{\beta}{2}}\cos{\frac{\gamma}{2}}$ when $\alpha + \beta + \gamma = \pi$
67208
Can we say that there exist an integer $n$ such $A+nB$ invertible?
92898
How to integrate $\sqrt{1-\sin 2x}$?
130381
bijection from $(a,b)$ to $\Bbb R$
51829
How have the "following trig formulas" been modified to obtain the new trig formulas?
135967
What is the odd Fourier extension of $\sin x \cos(2x)$?
6465
How to prove periodicity of $\sin(x)$ or $\cos(x)$ starting from the Taylor series expansion?
112368
Is there a rule for $\sqrt{a+b}$?
25139
P-adic expansion construction
61617
Expanding partition
132610
Expand $\sqrt{1-x}$ up to and including the term $x^2$ (How should i proceed further)
93212
Express $\sqrt{3}\sin\theta - \cos\theta$ as: $a\cos (\theta + \alpha) $
143857
How to prove absolute summability of sinc function?