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4 votes
Evaluate x^1-x^-1+ x^º for x= 2.

2 Answers

3 votes

Answer:


\boxed{(5)/(2) }

Explanation:

=>
x - x^(-1) + x^0

Rule of exponents
x^0 = 1

For x = 2

=> 2 -
(2)^(-1) + 1

=> 5 / 2

=>
(5)/(2)

User Sachi
by
9.0k points
0 votes

Answer:

5/2

Explanation:

Step 1: Plug in x

2¹ - 2^-1 + 2⁰

Step 2: Evaluate

2 - 1/2 + 1

3/2 + 1

5/2

User Sirallen
by
7.0k points

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