What property is shown by the equation? column a column b 1. 0 ÷ (–6) = 0 2. (–1) • (–9) = 9 3. 1 • (–18) = –18 4. a. reciprocal property of multiplication b. identity property of division c. division into zero property d. identity property of multiplication e. negative one property of multiplication

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

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?

If a 36 inch yardstick casts a 21 foot shadow, how tall is a building whose shadow is 168 feet? what is the scale factor