Question

( x^{2}+5 y^{2}=14 )
( 2 x+10 y frac{d y}{d x}=0 )
( 7 ln frac{d y}{d x}=frac{-x}{5 y} )
( operatorname{at}(3,1) )
( frac{d y}{d x}=frac{3}{sin x}=frac{3}{5} )

# 4. Find out slope of tangent at the point (3, 1) of the curve x2 + 5 y2 = 14.

Solution