SOLUTION: oh my gosh.. i'm crazy! please help me for my homework! bull shit!what is binomial? please?? ,, i'm annoyed so shit!

Stop the potty talk!  It's not cool.  It's childish.  What's a BIcycle?
It has two wheels.  A BInomial has two terms.  What's a TRIcycle?  
It has three wheels. A TRInomial has three terms.

Binomials:

2+5x

a+b

7x²+8

x³y²-x²y³

Trinomials:

6+8y+6z

x³+7y+9

8a6-3a³+1

Edwin