Matematika fanini o`qitishning asosiy maqsadlarini ko`rsating

44. y₁ =cos² 3x, y₂ = - sin² 3x va y₃ =2 sin 6x funktsiyalardan qaysilarining hosillari teng?

*a). y_1; y₂

b). y_1; y₃

c). y₂ ; y₃

d). y_1; y₂ y₃



45.y=12x-x³ funktsiyaning kesmadagi eng katta va eng kichik qiymatlari ayirmasini hisoblang.

*a). 27

b). 15

c). 5

d). 32
46. Ushbu f (x) =3x² – 2 funktsiyaning boshlang`ich funktsiyalaridan qaysi birining grafigi M (2;4) nuqtadan o`tadi?

*a). F (X) = x³ –2x

b). F (X) = x³ –2x+1

c). F (X) = x³ –2x+5

d). F (X) = x³ –2x+8

47.Agar bo`lsa, ni hisoblang.

a).3

b).2

*c). 1

d).0