Enrhifo
-0.2384854396426788
Ffactor
-0.2384854396426788
Rhannu
Copïo i clipfwrdd
\frac{15 \cdot 0.9205048534524404 - 15}{5}
Evaluate trigonometric functions in the problem
\frac{13.807572801786606-15}{5}
Lluosi 15 a 0.9205048534524404 i gael 13.807572801786606.
\frac{-1.192427198213394}{5}
Tynnu 15 o 13.807572801786606 i gael -1.192427198213394.
\frac{-1192427198213394}{5000000000000000}
Ehangu \frac{-1.192427198213394}{5} drwy luosi'r rhifiadur a'r enwadur gyda 1000000000000000.
-\frac{596213599106697}{2500000000000000}
Lleihau'r ffracsiwn \frac{-1192427198213394}{5000000000000000} i'r graddau lleiaf posib drwy dynnu a chanslo allan 2.
Enghreifftiau
Hafaliad cwadratig
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometreg
4 \sin \theta \cos \theta = 2 \sin \theta
Hafaliad llinol
y = 3x + 4
Rhifyddeg
699 * 533
Matrics
\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]
Hafaliad ar y pryd
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Gwahaniaethu
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integreiddiad
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Terfynau
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}