What is 5(6xcos(9x)-54x^2sin(9x)-81x^3cos(9x)) ?

The solution to 5(6xcos(9x)-54x^2sin(9x)-81x^3cos(9x)) is 30xcos(9x)-270x^2sin(9x)-405x^3cos(9x)

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simplify 5(6xcos(9x)-54x^2sin(9x)-81x^3cos(9x))

simplify

5 (6 x cos (9 x) - 54 x^{2} sin (9 x) - 81 x^{3} cos (9 x))

30 x cos (9 x) - 270 x^{2} sin (9 x) - 405 x^{3} cos (9 x)

Solution steps

5 (6 x cos (9 x) - 54 x^{2} sin (9 x) - 81 x^{3} cos (9 x))

Expand

5 (6 x cos (9 x) - 54 x^{2} sin (9 x) - 81 x^{3} cos (9 x)) : 30 x cos (9 x) - 270 x^{2} sin (9 x) - 405 x^{3} cos (9 x)

= 30 x cos (9 x) - 270 x^{2} sin (9 x) - 405 x^{3} cos (9 x)

5 l e f t (x + y + z - w)

(- 1 + 2 i)^{7}

\frac{( 38 ) + ( 45 ) + ( 39 ) + ( 40 ) + ( 44 )}{5}

\frac{4 x ^{2} - 12 x + 30}{x ( x - 6 ) ( x - 5 )}

2 (cos (x) + 2)

What is 5(6xcos(9x)-54x^2sin(9x)-81x^3cos(9x)) ?
The solution to 5(6xcos(9x)-54x^2sin(9x)-81x^3cos(9x)) is 30xcos(9x)-270x^2sin(9x)-405x^3cos(9x)