lizzyswetlady lizzyswetlady

15-09-2016
Mathematics

contestada

what is the value of 1/ 2^-2x^-3y^5 for x=2 and y=-4? a) 16 b) -4 c) -1/32 d) -16

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nobillionaireNobley nobillionaireNobley

15-09-2016

1/2^-2x^-3y^5 = 2^2x^3/y^5 = 4(2)^3/(-4)^5 = 4(8)/-1024 = -32/1024 = -1/32

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