Construct algebraic expression equivalent to trig function
5747
$\cos(\arcsin(x)) = \sqrt{1 - x^2}$. How?
129646
Defining a function that completes the square given a quadratic polynomial expression
93212
Express $\sqrt{3}\sin\theta - \cos\theta$ as: $a\cos (\theta + \alpha) $
50551
How do you validate that two math expressions are equal?
77810
Solving Trigonometric Derivatives
31852
An elegant way to solve $\frac {\sqrt3 - 1}{\sin x} + \frac {\sqrt3 + 1}{\cos x} = 4\sqrt2 $
87934
Deducing $\sin x + \cos x \ge 1$ from $(\sin x + \cos x)^2 = 1 + 2 \sin x \cos x$
102816
multiplication equivalent of the summation symbol
20444
Derive quadratic formula
7066
Calculate simple expression: $\sqrt[3]{2 + \sqrt{5}} + \sqrt[3]{2 - \sqrt{5}}$
118408
Equation with cos and product
84420
When is $\sin(x) = \cos(x)$?
18854
Convert an expression to a Function
82027
How to derive compositions of trigonometric and inverse trigonometric functions?
571
How to evaluate a math expression given in string form?
145559
Trigonometry problem on product of trig functions.
17188
Simplify $\cos(n \pi)$ and $\sin(n \pi)$ when n is an integer