Answer:
77
Step-by-step explanation:
it is the same angle from one side and theother
Given: 3y cos x = x² + y²
Define

Then by implicit differentiation, obtain
3y' cos(x) - 3y sin(x) = 2x + 2y y'
y' [3 cos(x) - 2y] = 2x + 3y sinx)
Answer:
4/6= 8/12
9/12
therefore 9/12 is greater