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blackcoke blackcoke
  • 03-10-2015
  • Mathematics
Answered

(5y^4-3y^3+2y^2-6y+5)+(-3y^+6y^3-4y^2-4y-8)


can someone simplify that

(5y 4-3y 3+2y 2-6y+5)+(-3y +6y 3-4y 2-4y-8) can someone simplify that class=

Verified Answer :

geoplosion
geoplosion geoplosion
  • 03-10-2015

assuming in the second bracket, 3y is to the power of 4:
you put each power seperatly:
5y^4+(-3y^4)
-3y^3+6y^3
2y^2+(-4y^2)
-6y+-4y
5+(-8)

you get:
2y^4
3y^3
-2y^2
-10y
-2

so the answer is 2y^4+3y^3-2y^2-10y-2

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