Baholash
-0,249999999999999863182868139868405239662318136142
Viktorina
Trigonometry
5xshash muammolar:
2 \times \cos ( 160 ) \times \cos ( 140 ) \times \cos ( 100 )
Baham ko'rish
Klipbordga nusxa olish
2 \cdot -0,9396926207859083 \cdot -0,7660444431189779 \cdot -0,1736481776669303
Evaluate trigonometric functions in the problem
-1,8793852415718166\left(-0,7660444431189779\right)\left(-0,1736481776669303\right)
-1,8793852415718166 hosil qilish uchun 2 va -0,9396926207859083 ni ko'paytirish.
1,43969262078590800117836123825314\left(-0,1736481776669303\right)
1,43969262078590800117836123825314 hosil qilish uchun -1,8793852415718166 va -0,7660444431189779 ni ko'paytirish.
-0,249999999999999863182868139868405239662318136142
-0,249999999999999863182868139868405239662318136142 hosil qilish uchun 1,43969262078590800117836123825314 va -0,1736481776669303 ni ko'paytirish.
Misollar
Ikkilik tenglama
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometriya
4 \sin \theta \cos \theta = 2 \sin \theta
Chiziqli tenglama
y = 3x + 4
Arifmetik
699 * 533
Matritsa
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Simli tenglama
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differensatsiya
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Oʻngga
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Chegaralar
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}