Write the expression as a complex number in standard form.
11i(5 + 8i)

Place the following steps in order to complete the square and solve the quadratic equation,

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.