Question

If f(x) =

2

-5x+7, evaluate f(2) - f(-1) + f( 1

3

)​

Answer 1

Answer

step by step explanation

Answer 2

Answer:

Step-by-step explanation:

Answer :

Given that,

f (x) = x² - 2x + 2

Now, f (2) - f (1) + f (1/2)

= {2² - 2 (2) + 2} - {1² - 2 (1) + 2} + {(1/2)² - 2 (1/2) + 2 }

= (4 - 4 + 2) - (1 - 2 + 2) + (1/4 - 1 + 2)

= 2 - 1 + 1 + 1/4

= 2 + 1/4

= (8 + 1)/4

= 9/4

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