5. If y is a rational number, such that y xy =
y, then y is
a. y
b. y²
c. 1
d. 1/x
Answers
Answered by
0
Answer:
c. 1
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Answered by
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Answer:1/x
Step-by-step explanation:
See...
yxy=y
y^2x=y
x=y/y^2
x=1/y
y=1/x
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