X^1 - x^-1 + x^0 for x =2
2 answers:
Answer:
For x = 2 the value of the expression is 2.5
Step-by-step explanation:
the given expression is
Simplifying further
Now if we put the value of x = 2 in the simplified form of the expression we get
=
Answer:
2 1/2
Step-by-step explanation:
X^1 - x^-1 + x^0
Let x=2
2^1 - 2^(-1) +2^0
We know that negative exponents put the number in the denominator and anything to the zero power is 1
2 - 1/2 +1
Rewriting
2+1-1/2
3-1/2
2 1/2
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