Math, asked by awesomeraghav8262, 11 months ago

If f:R→R is defined by f(x)=x2−3x+2, find f[f(4)].

Answers

Answered by ShuravKDas

2

Answer: 20

elaboration:

f(x)= x² - 3x + 2

f(4)= (4)² - 3(4) + 2

= 16 -12+2

= 6

f(f(4)) = f(6)

= (6)² - 3(6) + 2

= 36 - 18 +2

= 20

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