10 September

Do you like chocolate?

• yes, dark chocolate is the best

• yes, milk chocolate is the best

• yes, white chocolate is the best

• no, I don't like/eat chocolate

e^{7t} is the integrating factor for y'+7y=(t-1)^2

• true

• false

e^{-2t} is the integrating factor for y'-2y=cos(x)

• true

• false

What does a separable differential equation look like?

• M(x)+N(x)y'=0

• M(y)+N(x)=0

• M(y)+N(y)y'=0

• M(x)+N(y)y'=0

The differential equation y'=y-x is separable

• true

• false

The differential equation y'=xy+3 is separable

• true

• false