\( \frac { \partial ^ { 2 } u } { \partial x ^ { 2 } } - \frac { \partial u } { \partial y } = 0 \)

(it) Find the differential equation whose solution is \( y^{2}=4 a(x+0) \) \( \rightarrow \) Differentiating \( w \cdot r \cdot t \cdot x \),

Eraluate \( \int_{c} \frac{(5 z-1)}{z(z-1)} d z \)

A. As \( x \) approaches negative infinity, \( f(x) \) approaches negative infinity. B. As \( x \) approaches negative infinity, \( f(x) \) approaches positive infinity. C. As \( x \) approaches positive infinity, \( f(x) \) approaches negative infinity. D. As \( x \) approaches positive infinity, \( f(x) \) is no longer continuous.

Jika biaya total yang dikeluarkan sebuah perusahaan dalam menghasilkan produk ditunjukkan oleh persamaan: TC = \( 5 \mathrm{Q}^{3}-24 \mathrm{Q}^{2}+ \) 100, maka fungsi biaya rata-rata perusahaan tersebut adalah...

Which statement is false about \( f(x)=\ln x \) ? Choose the correct answer below. A. It has a vertical asymptote. O B. It is symmetric about the origin. C. It is increasing on its domain. D. It is continuous on its domain. E. It is unbounded.