1.

If ((2^(n+4)-2.2^(n))/(2.2^(n+3))+ 2^(-3) )=x, then the value of x is

Answer»

a. `-2^(N+1)+1/8`
B. 1
c. `2^(n+1)`
d. `n/8-2^(n)`

ANSWER :B


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