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OpenStudy (itsmichelle29):
Using the graph of f(x) = log10x below, approximate the value of y in the equation 10y = 3.
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OpenStudy (itsmichelle29):
i medal and fan thanks
OpenStudy (anonymous):
can't open the file!!
OpenStudy (itsmichelle29):
OpenStudy (itsmichelle29):
okay
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OpenStudy (anonymous):
but the question is "find y if 10y=3"
Is it not that y =3/10?
or \(10^y=3?\)
OpenStudy (itsmichelle29):
y ≈ 0.48
y ≈ 0.01
y ≈ 1.48
y ≈ −2.01
OpenStudy (itsmichelle29):
so it would be A
OpenStudy (itsmichelle29):
@OOOPS
OpenStudy (anonymous):
Can you please post the original question by taking a snapshot or scanning?
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OpenStudy (itsmichelle29):
OpenStudy (itsmichelle29):
Yup
OpenStudy (itsmichelle29):
@OOOPS
OpenStudy (anonymous):
yup
OpenStudy (anonymous):
Wonder!!! why do we have to use the graph????
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OpenStudy (itsmichelle29):
IDK
OpenStudy (itsmichelle29):
is the answer correct???
OpenStudy (anonymous):
oh, I got it. Yes, the answer is correct
OpenStudy (itsmichelle29):
thank you
OpenStudy (anonymous):
The reason is , at x =3, the graph is about 0.48
other options:
y =0.01 at 1<x<2
y =1.48 at x > 6
y = -2.01 at x < 1
just y =0.48 is the correct one.
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OpenStudy (itsmichelle29):
thanks
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