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Grade 11Trigonometry

If the function f(x) = x3 - 9x2+24x +c has 3 real and distinct roots p, q,and r, find the sum of all possible distinct values of [p] +[q]+[r] where [.] denote greatest integer function.

Profile image of PRAMAY
11 Years agoGrade 11
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2 Answers

Profile image of Saurabh Koranglekar
6 Years ago
Dear student

The value of c can vary from (-20.05, -16)

These values can be obtained by considering 2 equal and one different root

Now you can try to solve the question

Regards
Profile image of Vikas TU
6 Years ago
Dear student 
There is very big explanation of this question , and can not be given out  here. 
Hope you will unerstand 
Good Luck 
Cheers