Solve by using the quadratic formula.x2 + 2x - 48 = 0
A. {-6, 8}
B. {8, 6}
C. {-8, -6}
D. {-8, 6}
Answer: D
You might also like to view...
Identify and graph the conic section. Label the center and/or vertex as appropriate.
- 
= 1
A. hyperbola; center (0, 0);
(0, -
), (0, 
)
B. ellipse; center (0, 0)
(-
, 0), (
, 0), (0, -4), (0, 4)
C. hyperbola; center (0, 0);
(-4, 0), (4, 0)
D. hyperbola; center (0, 0);
(-
, 0), (
, 0)
Graph the linear equation by finding and plotting its intercepts.-3x - 18y = 18
A. (0, -1), (6, 0)
B. (0, -6), (-1, 0)
C. (0, 6), (-1, 0)
D. (0, -1), (-6, 0)
Solve the problem.In one city, 35% of all aluminum cans distributed will be recycled each year. A juice company distributes 110,000 cans. The number still in use after time t, in years, is given by 
Find N'(t).
A. N'(t) = 110,000t(0.35)t-1 B. N'(t) = 110,000(ln 0.35)(0.35)t C. N'(t) = 110,000(0.35)t D. N'(t) = 110,000(ln t)(0.35)t
Write the number in scientific notation.0.000018019
A. 1.8019 × 104 B. 1.8019 × 105 C. 1.8019 × 10-5 D. 1.8019 × 10-4