Add.3 + (-15)
A. 12
B. 18
C. -12
D. -18
Answer: C
Mathematics
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Find the curvature of the curve r(t).r(t) = (6 + 5 cos 9)t i - (1 + 5 sin 9t)j + 8k
A. ? = 5
B. ? = 
C. ? = 
D. ? = 
Mathematics
Evaluate the absolute value expression.4
+ 5
A. 27 B. 43 C. -27 D. -43
Mathematics
Solve the problem.A car dealer advertised a big sale by stretching a string of banners from the top of the building to the edge of the driveway. If the building is 16 m high and the driveway is 48 m from the building, how long is the string of banners?
A. 22.6 m B. 8.0 m C. 50.6 m D. 45.3 m
Mathematics
Solve the problem.If f(x) = 3
- 3
, find x so that f(x) = 6. There are two such x values. What is the SUM of these two x values?
A. -24 B. 8 C. 6 D. 18
Mathematics