Question

solve: 2°+2¹+2^-1. please help me to solve this math problem


​

Answer 1

Answer:

$\frac{7}{2}$

Step-by-step explanation:

2$2^{0} + 2^{1} +2^{-1} = 1+2+\frac{1}{2} = 3+\frac{1}{2} = \frac{6+1}{2} = \frac{7}{2}$

Mark as brainliest!!!

Answer 2

Answer:

Hiiii : here is your step by step answer

Step-by-step explanation:

we know, 2^0=0

also 2^1=2

and 2^-1= 1/2^1 = 1/2

hence, 2^0+2^1+2^-1=0+2+1/2= 4+1/2= 5/2 = 2.5

therefore, 2.5 is your answer