Samantha bought a $65.99 purse. She used a 15%
discount. How much did she pay? Write 2 different
expressions to solve the problem below.

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b

Anyone know these questions? i need ,.