11-sinflar uchun математика test. I -chorak

12. y=e^x-4e^2x funksiyaning statsionar nuqtasini toping

A. x=-3ln2 B. x=ln2 C. x=1/8 D. x=–ln2 E. mavjud emas

13. y=sin2x+cos2x funksiyaning statsionar nuqtasini toping

A. x=+, nZ B. x= C. x=-+, nZ D. x=, nZ