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Mathematics, 17.04.2020 22:58 makayladurham19
A student showed the steps below while solving the inequality |x - 4| <= 1 by graphing.
Step 1: Write a system of equations: y1 = |x - 4|; y2 = 1
Step 2: Graph the 2 equations
Step 3: Identify the values of x for which y1 <= y2: x = 3 or x = 5.
Step 4: Write the solution in interval notation:
What is the first step in which the student made an error?
Anybody on Edg will know this question.
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A student showed the steps below while solving the inequality |x - 4| <= 1 by graphing.
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