Mathematics Quiz

dy-хde=0,у=

• х2/2+С

• х2+С

• 2х2+С

• х3+С

• х+С

dy-хde=0,у(2)=0 ->у=

• х2/2-2

• х2-2

• 2х2-2

• х2/2+2

• 2х2+2

dy-6х2nd =0->у=

• 2х3+С

• х2-С

• х+С

• 2х2+С

• х3+С

dy-2хdх=0,у(2)=4->у=

• х2

• х2-2

• 2х2-4

• х2/2+2

• 2х2+2

sin2xdy+dx=0->y=

• ctgх+С

• cosx+С

• sinx+С

• tgx+С

• 1/cosx+С

the degree of the homogeneous function f(х,у)=х^2у-ху^2

• 3.

• 2.

• 1.

• 0.

• there is no right answer.

the degree of the homogeneous function f(х,у)=х^2-у^2/ху?

• 0.

• 3.

• 2.

• 1.

• there is no right answer.

the degree of the homogeneous function f(х,у)=tgх^2/у^2?

• 0.

• 3.

• 2.

• 1.

• there is no right answer.

the degree of the homogeneous function xy f(х,у)=у^2-ху

• 2.

• 0.

• 3.

• 1.

• there is no right answer.

the degree of the homogeneous function f(x,у)=lnх-lny ?

• 0.

• 2.

• 3.

• 1.

• there is no right answer.