f(x) = x² - 6x - 391 Evaluate:- f(2) + 1.
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Step-by-step explanation:
Given
f ( x ) = x square - 6x - 391
f ( 2 ) = ( 2 ) square - 6 × 2 - 391
= 4 - 12 - 391
= 4 - 403
= 399
∴ f ( 2 )+ 1 = 399 + 1 = 400 ( ∵ f ( 2 ) = 399 )
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