Suppose e (x) = 3 and e[x (x - 1) ] = 27.5. (a) what is e (x2) ? [hint: first verify that e[x (x - 1) ] = e[x2 - x] = e (x2) - e (x).]

For questions x-x perform the indicated operation. Don't forget to determine the sign of your answer first. Q: What does the "sign of my answer" mean? Here is an example of one of the operations ... 77.94 - 77.94 + 42.09

Sin30=cos (2x) then x=

A band went to a recording studio and recorded 4 songs in 3 hours. How many hours would it take the band to record 9 songs if they record at the same rate?

4q=52 wats the answer to this equation

If Ben has 4 more than twice as many stamps as Jake, which of the following expressions shows the number of stamps Ben has?

Jojo, my cat, had eight kittens. Three were black with white spots. Four were all black. The last one was gray. What is the ratio of all black cats to the entire litter of kittens?

The sequence {} is defined by = 5 and what is the value of

A plumber has a 40-foot piece of PVC pipe. How many 11/5 foot pieces can be cut from the 40 foot piece?

Ben is planning to fence his rectangular garden the area of the garden is 50 square feet and the length of the garden is twice the width how many feet of fencing will he need

The water level in a lake was 12 inches below normal at the beginning of March. The water level decreased by 2 inches in March and increased by 1 inches in April.