Multiply.(8s - 5t)(8s + 5t)
A. 64s2 + 80st - 25t2
B. 64s2 - 80st - 25t2
C. 64s2 - 25t2
D. 64s2 + 25t2
Answer: C
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Subtract.
- (-5)
A. - 
B. 
C. 
D. - 1
Provide an appropriate response.Solve the following using proportions: The fan pulley and alternator pulleys are connected by a fan belt on an automobile engine. The fan pulley is 300 cm in diameter and the alternator is 75 cm in diameter. If the fan pulley turns at 500 rpm, how many revolutions per minute does the faster alternator pulley turn?
A. 15,000 rpm B. 45 rpm C. 125 rpm D. 2,000 rpm
Find the exact value, given that 
with A in 
with B in 
and 
with C in 
sin 2C
A. 
B. 
C. - 
D. - 
Find the total value of the given income stream and also find its future value (at the end of the given interval) using the given interest rate.
?
,
, at 8%
?
A. 
,
B. 
,
C. 
,
D. 
,
E. 
,