Which statement describes the effect on the parabola y = x2 - 1 when it is changed to y = x2 + 6? O A. The parabola is translated up by 7 units. B. The parabola is translated down by 7 units. OC. The parabola is translated to the left by 7 units. D. The parabola is translated to the right by 7 units.​

If a and −a are numbers on the number line, which expression must give the distance between them? a) 0 b) a c) |2a| d) |a|

The graph below shows the line of best fit for data collected on the number of cell phones and cell phone cases sold at a local electronics store on twelve different days. number of cell phone cases sold 50 * 0 5 10 15 20 25 30 35 40 45 number of cell phones sold which of the following is the equation for the line of best fit? a. y = 0.8x b. y = 0.2x c. y=0.5x d. y = 0.25x

The limit in 2008 for fica tax was 102,000. so if an individual makes $314,000 in one year, how much in "continuing" medicare tax will they have to pay? (medicare tax is 1.4% for individuals and 2.9% for the self-employed.) a: 2,968.00 b: 4,396.00 c: 6,148.00 d: 9,106.00