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For what value of k the equation x2 - 8x + 1 is equal to zero has real roots |
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Answer» The quadratic will have real ROOT only when its discriminant will be greater than or equal to 0Discriminant of given equation =b 2 −4ac =(−8) 2 −4×1×K>0⇒64−4k>0⇒4k<64⇒k<16So, the VALUE of k should be LESS than 16. |
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