Find the limit.
A. ?
B. -?
C. -1
D. 0
Answer: B
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Simplify the expression. First use the distributive property to remove any parentheses.-3(6r + 8) + 3(5r + 2)
A. 3r + 5 B. -3r - 18 C. -3r + 8 D. -42r
Solve the problem. Use the correct number of significant digits.Assume that the volume of Earth is5.0 × 1014 cubic meters and the volume of a bacterium is2.5 × 10-16 cubic meters. If Earth could be filled with bacteria, how many would it contain?
A. 2.0 × 1030 bacteria B. 2.0 × 10-30 bacteria C. 5.0 × 1031 bacteria D. 5.0 × 10-31 bacteria
For the given functions f and g, find the indicated value.f(x) = 
, g(x) = 
(g?f)(3)
A. 
B. 4
C. 7
D. 12
Use synthetic division to divide f(x) by x - c, and then write f(x) in the form f(x) = (x - c)q(x) + r.f(x) = 4x3 + 16x2 - 21x - 5; x + 5
A. (x + 5)
+ 0
B. (x + 5)(-4x2 - 5x - 1) + 0
C. (x + 5)
+ 0
D. (x + 5)(4x2 - 4x - 1) + 0