Practice adding and subtracting polynomi
Assignment
ISEEN
Adding which terms to 3xy would result in a monomial? Check all that apply.
3xy
D-12x2y
21?y?
Tuy?
D-10x2
4x?y
Www

3x3

Aline on the wall and a line on the floor are skew. always, sometimes, or never?

1- what do you think the product of a nonzero rational number and an irrational number is? is it rational or irrational? make use of variables, the closure property of integers, and possibly a proof by contradiction to prove your hypothesis.2- why do we have to specify that the rational number must be nonzero when we determine what the product of a nonzero rational number and an irrational number is? if the rational number were 0, would it give us the same result we found in the first question?

Reduce fractions expressing probability to lowest terms. in 3,000 repetitions of an experiment, a random event occurred in 500 cases. the expected probability of this event is?