What expression is equivalent to x2 - 49? O A. (x - 72 O B. (x + 722 OC. (x + 7)(x-7) OD. (x + 7)(7 - x)

What is 0.368,0.380,0.365,and 0.383 in order from least to greatest

Which of the following exponentially equations is equivalent to the logarithmic equation below?

A. find the power of the test, when the null hypothesis assumes a population mean of mu = 450, with a population standard deviation of 156, the sample size is 5 and the true mean is 638.47 with confidence intervals of 95 b. find the power of the test, when the null hypothesis assumes a population mean of mu = 644, with a population standard deviation of 174, the sample size is 3 and the true mean is 744.04 with confidence intervals of 95% c. find the power of the test, when the null hypothesis assumes a population mean of mu = 510, with a population standard deviation of 126, the sample size is 10 and the true mean is 529.44 with confidence intervals of 95