Perform the indicated operation.For a heat-seeking rocket in pursuit of an aircraft, the distance d (in km) from the rocket to the aircraft is 
, where t is the angle shown in the figure. Find d to two decimal places for t = 120°.
A. 306.19
B. 166.67
C. 379.92
D. 1046.93
Answer: C
Mathematics
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?Let
. If
when
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?
A. 
B. 
C. 
D. 
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Factor the trinomial.9x2 - 32x - 16
A. (x - 4)(x - 4) B. (4x + 9)(x - 4) C. (9x + 4)(x - 4) D. (x + 9)(x - 4)
Mathematics
Use a graph or a table to find the limit.
log5(x)
A. -? B. 10 C. 1 D. ?
Mathematics
Find the indicated coefficient or term.The 5th term in the expansion of (2x - 3y)9
A. 163,296x4y5 B. -108,864x5y5 C. -108,864x4y5 D. 326,592x5y4
Mathematics