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OpenStudy (anonymous):
Write the polynomial in standard form, and give the degree: 3x^4 - 2x^5 + 10x^3 - 4x + 2
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jimthompson5910 (jim_thompson5910):
Standard form is where all of the exponents decrease in value.
Example
7x^8 + 20x^5 - 23x^3 + 10x
jimthompson5910 (jim_thompson5910):
The degree is equal to the largest exponent.
OpenStudy (anonymous):
ok
jimthompson5910 (jim_thompson5910):
Notice how the exponents decrease: 8 ---> 5 ---> 3 ---> 1
OpenStudy (anonymous):
yes
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OpenStudy (anonymous):
so how would I solve
OpenStudy (anonymous):
the answer for the standard form is -2x^5+3x^4+10x^3-4x+2
jimthompson5910 (jim_thompson5910):
3x^4 - 2x^5 + 10x^3 - 4x + 2
is really
3x^4 - 2x^5 + 10x^3 - 4x^1 + 2x^0
the exponents are (in order):
4, 5, 3, 1, 0
are the exponents decreasing?
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
at what degree
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OpenStudy (anonymous):
5 or 13?
OpenStudy (anonymous):
5
OpenStudy (anonymous):
why
OpenStudy (anonymous):
so 15?
jimthompson5910 (jim_thompson5910):
when dealing with single variable polynomials
degree = largest exponent
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OpenStudy (anonymous):
i mean 13?
OpenStudy (anonymous):
the degree is 5
OpenStudy (anonymous):
IS IT
OpenStudy (anonymous):
5 @jim_thompson5910
jimthompson5910 (jim_thompson5910):
yes, it's 5
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jimthompson5910 (jim_thompson5910):
where are you getting 13?
OpenStudy (anonymous):
I think her answer choices for the degree were 5 & 13? @jim_thompson5910
jimthompson5910 (jim_thompson5910):
i see
OpenStudy (anonymous):
????
OpenStudy (anonymous):
ok its 5 thanks
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