Please solve this as quickly as you can {(2^n+4 - 2 2^n)/2 2^n+3)+2^-3 - Maths - Exponents

Question

Please solve this as quickly as you can
​​{(2^n+4 - 2 2^n)/2 2^n+3)+2^-3

Muskaan Talwar · Accepted Answer

Dear Student,

Considering the statement as below:
2n+4-2 2n2
2n+3+2-3=2n+4-2n+12n+4+2-3=2n+42n+4-2n+12n+4+2-3=1-2n+1-n+4+2-3=1-2-3+2-3=1

Regards

Please solve this as quickly as you can. ​​{(2^n+4 - 2.2^n)/2.2^n+3)+2^-3