What expression is the factored form of 2/3x+4

What is the prime factorization of 230

Find the nonpermissible replacement for binthis expression.b2/5b +5

The patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.2 days and a standard deviation of 1.7 days. what is the probability of spending more than 2 days in recovery? (round your answer to four decimal places.)