the no. of solutions of the equation is (a) 0 (b) 2 (c)more than 2 (d) 1

Asked by  | 13th Nov, 2012, 01:49: PM

Expert Answer:

Since, sin(?x/2?3) ? 1, therefore,
x2 - 2?3  + 4 ? 1
x2 - 2?3  + 3 ? 0
(x - ?3)2 ? 0
Clearly, x = ?3 is the only solution.

Answered by  | 16th Nov, 2012, 10:45: PM

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