randomldog randomldog

22-07-2020
Mathematics

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For the function F defined by F(x)=x^2-2x+4 find F(2b-1).

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GrandNecro GrandNecro

22-07-2020

Answer:

F(2b-1) = 4b² - 6b + 4

Step-by-step explanation:

Replace all the x with 2b-1

F(x) = x² - 2x + 4

F(2b-1) = (2b-1)² - 2(b) + 4

= 4b² - 4b + 1 - 2b + 4

= 4b² - 6b + 4

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