y=x is tangent to the parabola `y=ax^(2)+c`. If (1,1) is the point of contact, then a isA. `1//4`B. `1//3`C. `1//2`D. `1//6`

y=x is tangent to the parabola `y=ax^(2)+c`. If (1,1) is the point of

1.	y=x is tangent to the parabola `y=ax^(2)+c`. If (1,1) is the point of contact, then a isA. `1//4`B. `1//3`C. `1//2`D. `1//6`
Answer» Correct Answer - C (3) If (1,1) is point of contact, then a=1/2.

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y=x is tangent to the parabola `y=ax^(2)+c`. If (1,1) is the point of contact, then a isA. `1//4`B. `1//3`C. `1//2`D. `1//6`

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