Please help I have been stuck for 2 HOURS!

TY

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?

Hurry which expression is equivalent to 3√x^5y?

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d? are he re