This question actually comes under pure algebra and is not exactly from this chapter.
If a and b are roots of y^2-4y+1=0 and c and d are roots of y^2+7y+1=0, find (a-b)(b-c)(a-d)(b-d).
Asked by Navya Benny | 16th Jun, 2015, 08:37: PM
Answered by satyajit samal | 18th Jun, 2015, 10:02: AM
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