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Let f(x) =4x²-4ax+a²-2a+2 be a quadratic polynomial in x, a be a real number then, If exactly one root of f(x) = 0 lies in (0,2)then the vakue of a lies in(1) (5¹/²—7, 5¹/²+7)(2) (7-5¹/², 7+5¹/²)(3) (7¹/²-5,7¹/²+5)(4) (5-7¹/², 5+7¹/²)

Let f(x) =4x²-4ax+a²-2a+2 be a quadratic polynomial in x, a be a real number then, If exactly one root of f(x) = 0 lies in (0,2)then the vakue of a lies in(1) (5¹/²—7, 5¹/²+7)(2) (7-5¹/², 7+5¹/²)(3) (7¹/²-5,7¹/²+5)(4) (5-7¹/², 5+7¹/²)

Grade:12th pass

1 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
4 years ago
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