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if |f(x1)-f(x2)|<=(x1-x2)^2Find the equa...

if `|f(x_1)-f(x_2)|<=(x_1-x_2)^2`Find the equation of tangent to the curve `y= f(x)` at the point `(1, 2).`

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The correct Answer is:
y-2=0
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