Asking again since no one answered! i really need : (

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

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?

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a