Analyze the graph and write the equation of the function it represents in standard form f(x) = a(x - h)2 + k.
A. f(x) = 2(x + 1)2 + 6
B. f(x) = -2(x - 1)2 - 6
C. f(x) = 2(x - 1)2 + 6
D. f(x) = 2(x - 1)2 - 6
Answer: D
Mathematics
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Solve the problem.Salt Lake City, Utah, is due north of Flagstaff, Arizona. Find the distance between Salt Lake City (40°45' north latitude) and Flagstaff (35°16' north latitude). Assume that the radius of the Earth is 3960 miles. Round to nearest whole mile.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Clear fractions then solve by substitution.3x - 
= 10
- 
= 
A. 
B. 
C. 
D. 
Mathematics
Solve. x - z = -73x - y = -1 x + y + z = 18
A. (-1, 7, 9) B. (2, 7, 9) C. no solution D. (2, 3, 9)
Mathematics
Solve the three-part inequality. Write your answer in interval notation.2 < 2x + 4 ? 10
A. (-1, 3) B. [-1, 3] C. (-1, 3] D. [-1, 3)
Mathematics