toriren07 toriren07

07-10-2022
Mathematics

contestada

Error Analysis - Describe the error in a sentence or two. Then, solve the problem
correctly.
13. If f(x)=2x-1, then find the x-value so that f(x) = 21.
A f(21) = 2(21)-1
B
f(21) = 42 - 1
C
f(21) = 41
The error was in line A, B, or C
The correct answer is [ans]

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