Find the area.
A. 196 in.2
B. 49 in.2
C. 21 in.2
D. 98 in.2
Answer: D
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Solve the problem.A company adopts an advertising campaign to weekly add to its customer base. It assumes that as an average fifty percent of its new customers, those added the previous week, will bring in one friend, but those who have been customers longer will not be very effective as recruiters and can be discounted. A media campaign brings in 10,000 customers initially. What is the expected total number of customer with whom the company can expect to have dealings?
A. 15,000 B. 30,000 C. 20,000 D. The sum diverges to infinity.
Find the product using the formula for multiplying the sum and difference of two terms. Check the answer using the FOIL method.(8a + 5c)(8a - 5c)
A. 8a2 - 5c2 B. 64a2 - 80ac - 25c2 C. 64a2 - 25c2 D. 64a2 + 80ac - 25c2
Evaluate the polynomial.2x3 + 4x2 - x - 1for x = -2
A. -11 B. -23 C. -9 D. 1
Solve.Nikki is fishing from a bank 35 feet above water level. In this location, the fish tend to feed at 45 feet below the surface. How long must Nikki's fish line be to reach the fish?
A. -10 ft. B. 10 ft. C. 80 ft. D. -35 ft.