12 math
posted by larry .
for the expansion of (k+t)power22, state
a. the number of terms
b. the degree of each term
c. the first four terms in the expansion, without coeffiecients

This is a question of introduction to the Binomial Theorem.
If you are not in a classroom or have no textbook, here is a short summary to fit your problem
http://www.intmath.com/Seriesbinomialtheorem/4_Binomialtheorem.php