PLEASE HELP ME The nth term of a sequence is 3n^2/2

A) Find the second term of the sequence

B) find the fifth term of the sequence

C) Which term in the sequence is the 1st to have a value higher than 50?

URGENT
WILL GIVE BRAINLIEST TO ANSWERER
PLEASE HELP ME! TY!

What is the number 321,000,000 in scientific notation? also what is the number? ?

Need same math paper but the back now i hope your able to read it cleary i need with hw

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables