Find the circumference of the circle. Use 3.14 or 
for ? as indicated.Use 
for ?.
A. 10
ft
B. 20
ft
C. 5
ft
D. 33
ft
Answer: B
Mathematics
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Find the first 4 terms of the recursively defined sequence.a1 = -1, an + 1 = 2 ? an
A. -2, -4, -8, -16 B. 0, 5, -5, 0 C. -1, -2, -4, -8 D. -1, -5, 0, 5
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Write the decimal as a fraction. Do not simplify.10.55
A. 
B. 
C. 
D. 
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Solve the equation.(x + 8)(x - 1) = (x + 1)2
A. 
B. 
C. 
D. {9}
Mathematics
Find the area of the shaded region. Write the answer as a polynomial in descending powers of x.
(12x - 9) feet
A. (144x2 - 216x + 81) sq ft B. (144x2 + 216x - 81) sq ft C. (144x2 - 216x - 81) sq ft D. (144x2 + 216x + 81) sq ft
Mathematics