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HELP PLEASE 15 POINTS!!

A student is attempting to simplify the exponent shown below. Which statement best applies to the sample mathematical work?
given (2x/y)^9* (x/3)^2
Step 1: I first apply the exponent in the left term, which gives the quantity 8x^3/y^3
Step 2: I next apply the exponent in the right term, which gives the quantity x^2/9
Step 3: I combine the two terms from Step 1 and Step 2 and simplify to get a final answer of 8x^6/9y^3

A.
The student incorrectly applies the exponent in Step 1.
B.
The student incorrectly applies the exponent in Step 2.
C.
The student incorrectly combines the results from Steps 1 and 2 in Step 3.
D.
The mathematical work shown is correct.

User Shahnur
by
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2 Answers

2 votes

Answer:

I took the test. the answer is not A it is C. The student incorrectly combines the results from Steps 1 and 2 in Step 3

User Michael Barker
by
7.9k points
1 vote
first step is wrong
y^9≠y^3


A is the answer
User ChuckKelly
by
8.3k points

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