If y= (/x+1/x)^2. show that x^2(1-dy/dx=1 and x3(dy^2/dx^2= 2​

What is the solution of log2  (3x  -  7)  =  3? 4 5

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%