Use implicit differentiation to find the equation of the tangent line to the curve xy^3+xy=5 at the point (4,1) . The equation of this tangent line can be written in the form y = mx+b where m is:?

Question

Use implicit differentiation to find the equation of the tangent line to the curve xy^3+xy=5 at the point (4,1) . The equation of this tangent line can be written in the form y = mx+b  where m is:? 
and where b is:?

MILY · Accepted Answer

ok i got result for m. but i don't know where is b.. i forget how do y=mx+b

bobpursley · Answer

see other post.

josie · Answer

hey mily how u get result for m?