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((-5)/11)^(K %2B 2)/((-5)/11)^(-4*K %2B 5)=((-5)/11)^(2*K) |
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Answer» (-5/11)^k+2 ÷ (-5/11)^-4k+5= (-5/11)^2k (-5/11)^[k+2-(-4k+5)] = (-5/11)^2k (-5/11)^[k+2+4k-5] = (-5/11)^2k (-5/11)^[5k-3] = (-5/11)^2k 5k - 3 = 2k 5k - 2k = 3 3k = 3 k = 3/3 = 1 |
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