Factor completely. If unfactorable, indicate that the polynomial is prime.z2 + 14z + 49
A. (z + 7)(z - 7)
B. (z - 7)2
C. (z + 14)(z - 14)
D. (z + 7)2
Answer: D
Mathematics
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Solve the problem.To find the distance AB across a river, a distance BC = 805 m is laid off on one side of the river. It is found that B = 108.0° and C = 12.6°. Find AB.
A. 207 m B. 204 m C. 176 m D. 173 m
Mathematics
Sketch the line.2x = y - 7
A. 
B. 
C. 
D. 
Mathematics
Add like terms, if possible, and write the result in descending powers of the variable.-7y6 - 2y5
A. -9y5 B. -9y6 C. -9y11 D. Cannot be simplified
Mathematics
Solve.log64 4 = w
A. w = 
B. w = 16
C. w = 3
D. w = 64
Mathematics