Mathematics, 24.11.2020 06:10 leannesmith90101
Ms. J has been practicing her factoring skills. She factored the following problem by grouping,
but made a mistake.
Example 1: 4x2 + 20x - 3xy - 15y
Ms. J's work:
Step 1: 4x2 + 20x - 3xy - 15y
Step 2: 4x(x + 5) - 3y(x - 5)
Step 3: (x+5)(4x - 3y)
a. What was the mistake?
b. How can she fix the mistake?
Answers: 2
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Ms. J has been practicing her factoring skills. She factored the following problem by grouping,
but...
Advanced Placement (AP), 11.12.2019 19:31