Question

Separable first order ODE. Answer check

Answer 1

Where did your x go for cosine?

Answer 2

The minus -3 looks wrong.

Answer 3

You should have a -3...

Answer 4

Sorry, forgot to put in but other than that?

Answer 5

antiderivative of sinx is -cosx.

Answer 6

(cosx)' = -sinx
=> -(cosx)' = -(-sinx) = sinx

Answer 7

3c = c (for the sake of ease)

Answer 8

Yes @experimentX

Answer 9

Because C is a constant anways

Answer 10

Your index for the cube root looks alot like the 3's

Answer 11

it's arbitrary ... choose any value, upon differentiation ... that should vanish. yep ... that it should be

Answer 12

How about this?

Answer 13

@experimentX The only thing that putting is the -3 in the square root. Cannot unless we are talking about imaginary numbers :)

Answer 14

@QRAwarrior Is correct now???