Classify the following polynomials as monomials, binomials, and trinomials. Which polynomial do not fit in any of these three categories? x+y,1000,x+x2+x3+x4,7+y+5x,2y−3y2,2y−3y2+4y3,5x−4y+3xy,4z−15z2,ab+bc+cd+da,pqr,p2q+pq2,2p+2q
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Solution
Monomials :
1000,pqr
Binomials :
x+y,2y−3y2,4z−15z2,p2q+pq2,2p+2q
Trinomials :
7+y+5x,2y−y2+4y3,5x−4y+3xy
Polynomials that do not fit in any of these categories are :