Isaac received a bank statement showing the following amounts. What is his present balance?

What is sin 7x/4 ? i need on this urgent trig

X-intercept=-5 y-intercept=2 the equation of the line is

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?