Solve the problem.From a balloon 1014 feet high, the angle of depression to the ranger headquarters is 61°42'. How far is the headquarters from a point on the ground directly below the balloon (to the nearest foot)?
A. 551 ft
B. 546 ft
C. 536 ft
D. 541 ft
Answer: B
Mathematics
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Perform the indicated operations. Simplify if possible.
+ 
- 
A. 
B. 
C. 
D. 
Mathematics
Multiply.(8z + 9)2
A. 64z2 + 144z + 81 B. 8z2 + 144z + 81 C. 64z2 + 81 D. 8z2 + 81
Mathematics
The matrix 
has no inverse if x is
A. 27. B. 9. C. 12. D. 48. E. 3.
Mathematics
Perform the indicated operations. Write the answer using only positive exponents. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Mathematics