6. If (1 - y) (1 + 2x + 4x2 +8x3 +16x4 + 32x)=1- y
(y #1), then a value of y/ x is
(a) 1/2 (b)2 (c) 25/24 (d) 24/25
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. If (1 - y) (1 + 2x + 4x2 +8x3 +16x4 + 32x)=1- y
(y #1), then a value of y/ x is
(a) 1/2 (b)2 (c) 25/24 (d) 24/25
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