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Let a_1, a_2, a_3, \dots be a G.P. of increasing positive numbers. Let the sum of its 6^th and 8^th terms be 2 and the product of its 3^rd and 5^th terms be \dfrac19. Then 6(a_2 + a_4)(a_4 + a_6) is equal to | Watch the step-by-step video solution for this NIMCET PYQ.