Mohon bantuannya ಥ_ಥ​

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Mohon bantuannya ಥ_ಥ​

Mohon bantuannya ಥ_ಥ​

Jawab:

komposisi  fungsi

f(x) =  x² + 3x +2

g(x) =  x –  9

h(x) =  2x – 1

a. fog(x) =

=  f{g(x)}

= f{x-9)

= (x- 9)² + 3(x – 9) + 2

= x² -18x + 81 +  3x- 27 + 2

= x² – 15x + 56

b. hof(x) =

= h {f(x)}

= h{x² + 3x +2}

=  2(x² + 3x + 2)

=  2x² +  6x +  4