Solve the problem.A certain country's Consumer Price Index is approximated by A(t) = 100e0.024t, where t represents the number of years. Use the function to determine the year in which costs will be 50% higher than in year 0.
A. year 13
B. year 19
C. year 17
D. year 15
Answer: C
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The statement connects two individual propositions with the word or. State whether the entire statement is true or false, and explain why.The grass is wet or the grass is dry.
What will be an ideal response?
Solve the equation for -2? ? x ? 2?.sec x = 1
A. - 
, 
B. -2?, 0, 2?
C. -?, ?
D. none
Solve the problem.Find the value for x in the cube. Use exact values. 
3 ft
A. 3
ft
B. 9 ft
C. 3 ft
D. 3
ft
Find the vertex, focus, and directrix of the parabola with the given equation.(x - 1)2 = 8(y + 3)
A. vertex: (-3, 1) focus: (-3, 3) directrix: y = -1 B. vertex: (1, -3) focus: (1, -1) directrix: y = -5 C. vertex: (-1, 3) focus: (-1, 5) directrix: y = 1 D. vertex: (1, -3) focus: (1, -5) directrix: x = -1