which transformations are non ridged transformations pick two options (dialation, reflection, rotation, stretch, translation)

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps

To decrease an amount by 16% what single multiplier would you use

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.