Plzz explain me the answer. How it is option 2) y-coordinate?
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Keeping x as contant, differentiate give equation
dy/dx =3
(Rate of change of y with respect to x= 3)
Now, keeping y constant
dy/ dy = 3dx/dy
dx/dy= 1/3
Therefore rate of change of y-cordinate is faster
dy/dx =3
(Rate of change of y with respect to x= 3)
Now, keeping y constant
dy/ dy = 3dx/dy
dx/dy= 1/3
Therefore rate of change of y-cordinate is faster
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