Which interval describes where the graph of the function is positive?

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

How can you find the magnitude of a vector, v = < x,y > , where the horizontal change is x and the vertical change is y?

According to a study done by de anza students, the height for asian adult males is normally distributed with an average of 66 inches and a standard deviation of 2.5 inches. suppose one asian adult male is randomly chosen. let x = height of the individual. a) give the distribution of x. x ~ b) find the probability that the person is between 64 and 69 inches. write the probability statement. what is the probability?