What is cos(2x)*sin(2x) ?

The solution to cos(2x)*sin(2x) is (sin(4x))/2

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simplify cos(2x)*sin(2x)

simplify

cos (2 x) \cdot sin (2 x)

\frac{sin ( 4 x )}{2}

Solution steps

cos (2 x) sin (2 x)

Rewrite using trig identities

= \frac{sin ( 4 x )}{2}

\frac{x ^{2} + 5 x + 4}{x ^{2} + 2 x + 1} \cdot \frac{2 x + 2}{x + 4}

\frac{3}{a - 1} + \frac{2}{a - 2} + \frac{1}{a}

16 0^{\frac{1}{2}}

\frac{10 v ^{3} t ^{- 5}}{( 2 v ^{2} t ^{- 2} ) ^{- 5}}

\frac{- 8}{- 3}