An election was contested by 3 candidates. a got 345983 votes. his nearest rival, candidate b won elections by 15967 votes. candidate c got 279845 votes and 39823 votes were declared invalid. find total number of votes polled.

What is the equation of the graph below? y=sec(x)-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.

What is the scale factor of two similar pyramids with volumes of 64 cubic feet and 8 cubic feet