CAT Question of the Day In an acute angled ΔABC, the angles A, B, C of the triangle are in AP such that A < B < C. Let a, b, and c denote the length of the sides opposite to angles A, B and C respectively, then find the value of the following expression;  Tip of the Day In Paragraph Summary and Paragraph Completion questions, first ascertain clearly the gist or the central idea of the paragraph. This will help eliminate options that do not resonate with the central theme. Last year's Question of the day (30-Aug-11) How many positive integral solutions exist for: ab + cd = a + b + c + d if 1 ≤ a ≤ b ≤ c ≤ d ?
| OPTIONS | | |  | 1) | One | | | 2) | Two | | | 3) | Three | | | 4) | Four | | | 5) | No positive integral solution |
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