For the problem below, ? is a central angle in a circle of radius r. Find the length of arc s cut off by ?.
?
?= 2, r = 6 inches.
?
If the answer needs rounding, round it to three significant digits.
?
s = __________ inches
Fill in the blank(s) with the appropriate word(s).
12
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Determine the vertex, focus, and directrix of the parabola and sketch its graph.(y + 4)2 = 12(x - 2)
A. vertex: (-2, 4)
focus: (1, 4)
directrix: x = -5
B. vertex: (-4, 2)
focus: (-1, 2)
directrix: x = -7
C. vertex: (2, -4)
focus: (-1, -4)
directrix: x = 5
D. vertex: (2, -4)
focus: (5, -4)
directrix: x = -1
Solve.A spreadsheet contains 496 entries in a rectangular array which has 31 rows. How many entries are in each row?
A. 15,376 entries B. 465 entries C. 26 entries D. 16 entries
Find the quotient.63 / 7
A. 8 R 7 B. 10 C. 9 D. 8 R 6
Solve the rational inequality. Express the solution in interval notation.
< x
A. (-?, -5) ? (0, ?) B. (-?, -5) ? (-2, 0) C. (-?, 2) ? (5, ?) D. (-5, -2) ? (0, ?)