Question

3×2^n+1 +2^n÷2^n+2 - 2^n-1. simplify it​

Answer 1

Answer:

n

+2

n−1

=

2

n

.2

1

−2

n

2

n

+2

n

.2

−1

[a

3

a

c

=a

b+c

]

⇒

2

n

[2−1]

2

n

[1+1/2]

=1+

2

1

=

2

3

Hence proved