I really need help. Find X.
Round to the nearest tenth.

For which rational expression is -2 an excluded value of x?

Let w=23 . what is the value of w + 45 ?

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.