Mathematics, 03.03.2021 22:30 jlulu2738

Let f(x) = 2x, g(x) = 2x2 – x, and h(x) = 3x. Lola finds the composition [f o g o h](x) as shown below. What error did Lola make? = 2[2(3x)2 – 3x]
= 2[2(9x2) – 3x]
= 2(18x2 – 3x)
= 36x2 – 3x
h(x) was not substituted for every x in g(x).
g(x) was not substituted for x in f(x).
The distributive property was not used correctly.
Like terms were not combined correctly.

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Let f(x) = 2x, g(x) = 2x2 – x, and h(x) = 3x. Lola finds the composition [f o g o h](x) as shown bel...