Evaluate the series 4 – 2 + 1 – 0.5 + 0.25 to s10. round to the nearest hundredth.

What is the standard form of -5x^2+2x^4-11+x^3+3x

Asix-sided number cube is rolled twice. what is the probability that the first roll is an even numbe and the second roll is a number greater than 4?

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.