haha you know what the funniest thing is that when my friends tell me why do not have ur homework all the time? and I have to lie to them and make excuses that they always believe. But it was actually because I always help people but they never help me.. so pls take a moment to read this and help :(. I wanna tell the truth.please make my day..

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

Max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.