Find the end behavior of the polynomial function. f(x) = 5x4 - 7x2 - 7
A. f(x) ? -? as x ? -?; f(x) ? ? as x ? ?
B. f(x) ? ? as x ? -?; f(x) ? ? as x ? ?
C. f(x) ? -? as x ? -?; f(x) ? -? as x ? ?
D. f(x) ? ? as x ? -?; f(x) ? -? as x ? ?
Answer: B
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Find T, N, and B for the given space curve.r(t) = 
(1 + t)3/2i + 
(1 - t)3/2j + 
tk
A. T = 
i + 
j + 
k; N = 
i + 
j; B = 
i + 
j + 
k
B. T = 
i - 
j + 
k; N = 
i + 
j ; B = - 
i + 
j + 
k
C. T = 
i - 
j + 
k; N = 
i + 
j; B = - 
i + 
j + 
k
D. T = 
i - 
j + 
k; N = 
i + 
j; B = - 
i + 
j + 
k
Evaluate.log12
A. x = 
B. x = 
C. x = 1
D. x = 12
Solve the problem.Two boys are mowing a lawn. One boy's lawnmower can cut 30 m2/minute. The other lawnmower can cut 
How much grass will they cut in 2 hours if they take a 10 minute break each hour they work?
A. 2750 m2 B. 5500 m2 C. 6600 m2 D. 110 m2
Provide an appropriate response.Solve for x: log2(x - 4) + log2 3 = log2 x
Fill in the blank(s) with the appropriate word(s).