Multiple Choice: Martha's equation has the graph shown at right. Which of these are solutions to Martha's equation? (Remember that more than one answer may be correct.)

a. (-4,-2)
b. (-1,0)
c. x=0 and y=1
d. x=2 and y=2

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?

Heather is riding a quadratic function that represents a parabola that touches but does not cross the x-axis at x=-6

Gray looks up the definition of point. a point is a location in a region. what is true about the statement describing the word point? 1. the statement uses the terms location and region that are defined based on an understanding of a point. 2.the statement precisely defines the concept of a point. 3. the statement does not include information needed to fully define a point. 4. the statement is an incorrect description of a point because it does not use mathematical words.