Grade 12Algebra
The values of K for which the equation 3x3 + x 2 -7+K has exactly two roots in between [0,1]
The values of K for which the equation 3x3 + x 2 -7+K has exactly two roots in between [0,1]
1 Answer
Harsh Patodia
f’(x)=9x2+2x=x(9x+2)>0 for all x belongs to +ve so f(x) is monotonic for all x>0 so there is no possiblity of k for which equation has 2 solution in between [0,1]
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