1) Why do we exclude 1 and -1 from the domain of the rational function:f(x)=3/x^2-1 ? 2) Find the domain of the rational function. Express as an interval. f(x)=2x^2/x^2-x-6​

What does the sign of the slope tell you about a line?

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.

There are 93 calories in a small candy bar how many calories are ther in a half dozen small candy bars?