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`        If c>0, 4a+cthe root of the equation f(x)=ax^2 -bx +c=0,lie in which interval.`
3 years ago

Vikas TU
10558 Points
```							That depends on the options provided.Or U need to tell more. this data is insufficient..At this point it is given that c is positive and f(2) is less than 0.Hence, the graph would be passing through the intecept c and a would be obvious negative as from 4a + c – 2b  is less than 0 given and thus the graph would be facing downlwards.Hence the inetrval should be if nothing is given would be,(-infinity,2)
```
3 years ago
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### Course Features

• 101 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions