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The contents of 3838 cans of coke have a mean of x¯¯¯=12.15x¯=12.15. assume the contents of cans of coke have a normal distribution with standard deviation of σ=0.12.σ=0.12. find the value of the test statistic zz for the claim that the population mean is μ=12.μ=12.

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two