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Mathematics 7 Online
OpenStudy (iwanttogotostanford):

SIMPLE POLYNOMIAL QUESTION: 3x2y + 4xy + 1 – 5x4y – 6y WRITE IN DESENDING ORDER< CLASSIFY THE POLYNOMIAL< AND STATE THE DEGREE OF IT

OpenStudy (iwanttogotostanford):

SORRY ITS: 3x^2y + 4xy + 1 – 5x^4y – 6y

OpenStudy (iwanttogotostanford):

@sohailiftikhar @jowjayjax @LynFran

OpenStudy (sohailiftikhar):

what you think ?

OpenStudy (iwanttogotostanford):

I think that the 5x would go first and then the 4? or is it based on the exponent?

OpenStudy (iwanttogotostanford):

or 6y

OpenStudy (sohailiftikhar):

here the maximum degree of x is 4 so this is the degree of equation and now right this term at start and so on

OpenStudy (iwanttogotostanford):

what is the degree of the polynomial<?

OpenStudy (sohailiftikhar):

4

OpenStudy (iwanttogotostanford):

ok and then for descending order how would i do that?

OpenStudy (sohailiftikhar):

it will be greater power of x to towards lower power of x

OpenStudy (iwanttogotostanford):

so it would be 5x4y-6y+4xy+3x2y+1?

OpenStudy (sohailiftikhar):

start from x^4 and then x^3 and so on

OpenStudy (iwanttogotostanford):

I'm still confused on what the descending order would be?

OpenStudy (sohailiftikhar):

Oder is the degree of variable means power like x^4 here Oder is 4 and it is greater degree now right x^3 then x^2 then x^1 then x^0 this is the descending Oder

OpenStudy (iwanttogotostanford):

what would the descending order start off with in this specific polynomial? could you just give me the first two to get me going?

OpenStudy (sohailiftikhar):

ok now look the term containting higher power of x like -5x^4y+0x^3+3x^2y+4x^1y-6x^0y

OpenStudy (sohailiftikhar):

this is your descending oder

OpenStudy (iwanttogotostanford):

thank you :-)

OpenStudy (sohailiftikhar):

np:)

OpenStudy (iwanttogotostanford):

wait so it is this right>? -5x^4y+3x^2y+4xy-6y

OpenStudy (sohailiftikhar):

yes

OpenStudy (iwanttogotostanford):

okay, and how would i classify this polynomial based on its terms?

OpenStudy (iwanttogotostanford):

would it be a fifth-degree polynomial?

OpenStudy (sohailiftikhar):

no here the maximum degree of x is 4 so it's fourth degree

OpenStudy (iwanttogotostanford):

oh ok, so its not a trinomial either?

OpenStudy (iwanttogotostanford):

how'd you know it was a fourth degree? Just based on the maximum degree of x?

OpenStudy (sohailiftikhar):

yes

OpenStudy (iwanttogotostanford):

ok, thanks again!

OpenStudy (sohailiftikhar):

it depend upon the power of variable in the polynomial

OpenStudy (sohailiftikhar):

np :) again

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