What must be true for lines a what must be true for lines a and b to be parallel lines? Select four options. a
с
(4x - 109
2.
(3x - 1)
1
58°
d

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?

State one method by which you can recognize a perfect square trinomial.

Can someone show me step by step how to do this?