What is cot(x)(1-cos(2x)) ?

The solution to cot(x)(1-cos(2x)) is sin(2x)

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simplify cot(x)(1-cos(2x))

simplify

cot (x) (1 - cos (2 x))

sin (2 x)

Solution steps

cot (x) (1 - cos (2 x))

Simplify

1 - cos (2 x) : 2 sin^{2} (x)

= cot (x) \cdot 2 sin^{2} (x)

Express with sin, cos

= 2 cos (x) sin (x)

Rewrite using trig identities

= sin (2 x)

x^{2} - 2 x - 323

\frac{1}{x ^{2} + x - 12}

y^{2} - 2 y - 48

\frac{21}{3 + 2}

13 + 0.25 \times 4 - 5 + \frac{36}{6}