Question

Simplify 9^0 + 9^-1 - 9^-2 + 9^1/2 - 9^-1/2

Answer 1

Answer:

Step-by-step explanation:

9^0 + 9^-1 - 9^-2 + 9^1/2 - 9^-1/2

= 1 + (1/9) - (1/49) + √9 - √(1/9)     [ Anything raised to power 0 is 1]

= 1 + (9-1)/49 + 3 - 1/3                    [Taking LCM 49]

= 4 + 8/49 -1/3

=

Answer 2

Hello....

Mate here is your answer