A) (2, 1)
B) (1, 2)
C) (? 1, 2)
D) (2, ? 1)
Correct Answer: B
Solution :
\[y=2{{x}^{2}}-x+1\]. Let the coordinates of P is (h, k), then \[{{\left( \frac{dy}{dx} \right)}_{\,\,(h,\,\,k)}}=4h-1\] Clearly \[4h-1=3\] Þ \[h=1\] Þ \[k=2\]; \ P is (1, 2).You need to login to perform this action.
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