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If a,b,c are positive real numbers then (1+a)^7(1+b)^7)1+c)^7 (A) lt7^7a^4b^4c^4 (B) le7^7a^4b^4c^4 (C) gt7^7a^4b^4c^4 (D) none of these |
Answer» `pgt33^7a^3b^3c^3` |
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