Let b =0 Using partial derivatives find an equation of the tangent line to the curve given as the intersection of the surface 2 cos(yz) ^((+1)) sin(xz) ^ ((+1)) 2 = 0 and the plane = 1 at the point (0,0,1)

here in the question (b+1)yz is a power of e

and then again (b+1)yz is a power of e.