Factor the difference of two squares.9x2 - 49
A. (3x - 7)2
B. (3x + 7)2
C. (3x + 7)(3x - 7)
D. (9x + 1)(x - 49)
Answer: C
Mathematics
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Find the center and radius of the circle and sketch its graph.x2 + y2 = 9
A. (h, k) = (0, 0), r = 3
B. (h, k) = (0, 0), r = 3
C. (h, k) = (0, 0), r = 3
D. (h, k) = (0, 0), r = 3
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Write the rate as a fraction in simplest form.A biker travels 258 miles in 27 hours.
A. 
B. 
C. 
D. 
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Solve the equation.-56.7 = -6.3c
A. c = 2.0 B. c = 50.4 C. c = -50.4 D. c = 9.0
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Find a modified divisor that will give modified quotas to produce the desired number of seats. Use rounding down for the standard quotas. 10 seatsPopulation 1st Precinct34,000 2st Precinct22,000 3st Precinct13,000 4st Precinct47,000 TOTAL116,000?
A. 11,100 B. 11,400 C. 9,200 D. 9,700 E. 9,400
Mathematics