Mathematics
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OpenStudy (anonymous):
Easton simplified the following expression:
(x2y6z5)(x4y5z3)
If he writes his answer in the form of xaybzc, what is the value of b, the exponent on y?
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jimthompson5910 (jim_thompson5910):
what are the exponents for the y terms?
OpenStudy (anonymous):
That's all the information that was given to me... idk @jim_thompson5910
jimthompson5910 (jim_thompson5910):
what I'm asking is what is given to you
jimthompson5910 (jim_thompson5910):
take a closer look
OpenStudy (anonymous):
y^6 and y^5 @jim_thompson5910
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jimthompson5910 (jim_thompson5910):
now multiply them
OpenStudy (anonymous):
30?
jimthompson5910 (jim_thompson5910):
no, multiply y^5 and y^6
jimthompson5910 (jim_thompson5910):
you do this by adding the exponents
OpenStudy (anonymous):
Oh, so y^11
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jimthompson5910 (jim_thompson5910):
ex:
y^2 times y^3
y*y times y*y*y
y*y*y*y*y
y^5
So y^2 times y^3 = y^5
OpenStudy (anonymous):
Okay... so what do I do now to get the answer to my question... is it y^11?
jimthompson5910 (jim_thompson5910):
go back to the original question
jimthompson5910 (jim_thompson5910):
what are they asking?
OpenStudy (anonymous):
If he writes his answer in the form of xaybzc, what is the value of b, the exponent on y?
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jimthompson5910 (jim_thompson5910):
so what is the final exponent on y
OpenStudy (anonymous):
y^11? @jim_thompson5910