Simplify. Assume that all variables represent positive real numbers.
A. -3(
- 
)
B. -3(
+ 
)
C. -(
- 
)
D. 3(
- 
)
Answer: A
Mathematics
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Find the limit.
A. -? B. 1 C. - 1 D. ?
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Provide an appropriate response.Determine z on the plot of land described by the given figure.
A. 127.1° B. 48.2° C. 20.6° D. 52.9°
Mathematics
Perform the indicated operation and simplify. Write the answer in the form a + bi.
A. 
- 
i
B. - 
+ 
i
C. - 
- 
i
D. 
- 
i
Mathematics
Solve the problem.A triangle has a base of length 2x + 3 and a height of x + 3 and has an area of 27 square units. Find thebase and height. (A = 
bh)
A. base = 18 units; height = 3 units B. base = 9 units; height = 6 units C. base = 3 units; height = 9 unit D. base = 9 units; height = 3 units
Mathematics