Factor completely, or state that the trinomial is prime.x4 + 14x2 + 49
A. (x2 + 7)2
B. (x + 7)2
C. (x2 - 7)2
D. Prime
Answer: A
Mathematics
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Solve the problem.The ocean surface is at 0 ft elevation. A diver is underwater at an elevation of -125 ft near a rock formation. In this area, the ocean floor has an elevation of -225 ft. The rock formation rises to a peak 117 above the ocean floor. How many feet below the top of the rock formation is the diver?
A. 8 ft B. 100 ft C. 108 ft D. 17 ft
Mathematics
Use the Change-of-Base Formula and a calculator to evaluate the logarithm. Round to four decimal places.log?6
A. 0.2810 B. 1.2753 C. 0.6389 D. 1.5652
Mathematics
Write the first four terms of the sequence.
A. -4, 
, 
, 1
B. 4, - 
, 
, 1
C. -4, - 
, 
, 1
D. 4, 
, 
, 1
Mathematics
Divide, if possible.-522 ÷ 58
A. -9
B. 9
C. - 
D. -19
Mathematics