Nilaikan
18.9951102409714169298765830862216319
Kongsi
Disalin ke papan klip
19 - 0.06992681194351041 ^ {2}
Evaluate trigonometric functions in the problem
19-0.0048897590285830701234169137783681
Kira 0.06992681194351041 dikuasakan 2 dan dapatkan 0.0048897590285830701234169137783681.
18.9951102409714169298765830862216319
Tolak 0.0048897590285830701234169137783681 daripada 19 untuk mendapatkan 18.9951102409714169298765830862216319.
Contoh
Persamaan kuadratik
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometri
4 \sin \theta \cos \theta = 2 \sin \theta
Persamaan linear
y = 3x + 4
Aritmetik
699 * 533
Matriks
\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]
Persamaan serentak
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Pembezaan
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Pengamiran
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Had
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}