sin(2)*x-1+cos(2)*x+(1-sin(x))*(1+sin(x)) если x=-1/2 (упростите выражение)

$$x cos{left (2 right )} + x sin{left (2 right )} – 1 + left(- sin{left (x right )} + 1right) left(sin{left (x right )} + 1right)$$

$$x cos{left (2 right )} + x sin{left (2 right )} – 1 + left(- sin{left (x right )} + 1right) left(sin{left (x right )} + 1right)$$

sin(2)*(-1/2) – 1 + cos(2)*(-1/2) + (1 – sin((-1/2)))*(1 + sin((-1/2)))

$$(-1/2) cos{left (2 right )} + (-1/2) sin{left (2 right )} – 1 + left(- sin{left ((-1/2) right )} + 1right) left(sin{left ((-1/2) right )} + 1right)$$

sin(2)*(-1)/2 – 1 + cos(2)*(-1)/2 + (1 – sin(-1/2))*(1 + sin(-1/2))

$$-1 + frac{1}{2} left(-1 sin{left (2 right )}right) + frac{1}{2} left(-1 cos{left (2 right )}right) + left(- sin{left (- frac{1}{2} right )} + 1right) left(sin{left (- frac{1}{2} right )} + 1right)$$

-1 – cos(2)/2 – sin(2)/2 + (1 – sin(1/2))*(1 + sin(1/2))

$$-1 – frac{1}{2} sin{left (2 right )} – frac{1}{2} cos{left (2 right )} + left(- sin{left (frac{1}{2} right )} + 1right) left(sin{left (frac{1}{2} right )} + 1right)$$

$$x cos{left (2 right )} + x sin{left (2 right )} + left(- sin{left (x right )} + 1right) left(sin{left (x right )} + 1right) – 1$$

-1.0 + 0.493150590278539*x + (1.0 – sin(x))*(1.0 + sin(x))

$$x cos{left (2 right )} + x sin{left (2 right )} + left(- sin{left (x right )} + 1right) left(sin{left (x right )} + 1right) – 1$$

$$x cos{left (2 right )} + x sin{left (2 right )} + left(- sin{left (x right )} + 1right) left(sin{left (x right )} + 1right) – 1$$

2 ___ / pi
– sin (x) + x*/ 2 *sin|2 + –|
4 /

$$sqrt{2} x sin{left (frac{pi}{4} + 2 right )} – sin^{2}{left (x right )}$$

$$x cos{left (2 right )} + x sin{left (2 right )} + left(- sin{left (x right )} + 1right) left(sin{left (x right )} + 1right) – 1$$

1 cos(2*x)
– – + ——– + x*cos(2) + x*sin(2)
2 2

$$x cos{left (2 right )} + x sin{left (2 right )} + frac{1}{2} cos{left (2 x right )} – frac{1}{2}$$

2
– sin (x) + x*cos(2) + x*sin(2)

$$x cos{left (2 right )} + x sin{left (2 right )} – sin^{2}{left (x right )}$$

2 ___ / pi
– sin (x) + x*/ 2 *sin|2 + –|
4 /

$$sqrt{2} x sin{left (frac{pi}{4} + 2 right )} – sin^{2}{left (x right )}$$

2
– sin (x) + x*cos(2) + x*sin(2)

$$x cos{left (2 right )} + x sin{left (2 right )} – sin^{2}{left (x right )}$$

-1 + x*cos(2) + x*sin(2) + (1 – sin(x))*(1 + sin(x))

$$x cos{left (2 right )} + x sin{left (2 right )} + left(- sin{left (x right )} + 1right) left(sin{left (x right )} + 1right) – 1$$