The average price of a college math textbook is $151 and the standard deviation is 29. suppose that 42 textbooks are randomly chosen. What is the distribution of X?X~N

What term best describes a line ans a point that lie in the same plane

Consider the function y = f(x)=3^x the values of f(1/2) and f(1/4). rounded to the nearest hundredth, are__and__ respectively

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is