For the graph below, what should the domain be so that the function is at least 200? (1 point) graph of y equals minus 2 times the square of x plus 30 times x plus 200 Question 42 options: 1) −5 ≤ x ≤ 20 2) 0 ≤ x ≤ 15 3) x ≥ 0 4) all real numbers

What is the remainder when 2872 is divided by 76? a) 51 b) 57 c) 60 d) 63

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? 0.62 0.78 0.84 0.96