PLEASE HELP ME THXXX * giving brainiest* Given f(x) = -3x2 + 5, what is the range of the function?

A.
all real numbers less than or equal to 5

B.
all integers less than or equal to 5

C.
all nonnegative real numbers

D.
all nonnegative integers

Which of the following best describes the delian problem?

Which equation shows the variable terms isolated on one side and the constant terms isolated on the other side for the equation -1/2x+3=4-1/4x? a. -1/4x=1 b. -3/4x=1 c. 7=1/4x d. 7=3/4x

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.