The sum of the first n consecutive even numbers can be found using S = n° + n, where n > 2. What is the value of n when the sum is 72?

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !

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?

Which graph has figures that can undergo a similarity transformation to justify that they are similar? (obviously not the third one)