(4-3.7b)-(-5.4b-4)-(1.2b+1)=

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

What is the measure of angle x? answer

What are two numbers that add up to -9 and multiply to -10 best answer gets branliest and 100 extra points