20
QuizMultiple Choice
Unit Test
Question 20 of 25 • CMS 2025-2026 Foundations of Math 1 Credit Recovery
Fatima evaluated the expression , when and . Her work is shown below. What was Fatima’s error?
Answer
A
She subtracted the exponents incorrectly when simplifying the expression.B
She substituted the wrong values for the variables.C
She did not correctly follow the order of operations by applying the exponent to .
D
She found an incorrect value for since the value should be negative.