3. how would you represent the expression 4 + 2 × 3 on the number line shown? a. begin at 4 and move 2 units to the left three times b. begin at 3 and move 4 units to the right twice c. begin at 2 and move 3 units to the right four times d. begin at 4 and move 3 units to the right twice

Which facts are true for the graph of the function below? check all that apply. f(x) = log8 x. (30 points pls )

Miranda is braiding her hair.then she will attach beads to the braid.she wants 1_3 of the beads to be red.if the greatest number of beads that will fit on the braid is 12,what other fractions could represent the part of the beads that are red?

Suppose that 3% of all athletes are using the endurance-enhancing hormone epo (you should be able to simply compute the percentage of all athletes that are not using epo). for our purposes, a “positive” test result is one that indicates presence of epo in an athlete’s bloodstream. the probability of a positive result, given the presence of epo is .99. the probability of a negative result, when epo is not present, is .90. what is the probability that a randomly selected athlete tests positive for epo? 0.0297