Question

Evaluate 2^n+2^n-1 / 2^n+1-2^n​

Answer 1

Answer:

$2 {}^{n } + 2 {}^{n - 1} \div 2 {}^{n + 1} - 2 {}^{n}$

Step-by-step explanation:

$2 {}^{n} (1 + 2 {}^{ - 1} ) \div 2 {}^{n} (2 - 1)$

$(1 + 1 \div 2) \div 1$

$3 \div 2$