Suppose that ln 2 = a and ln 5 = b. Use properties of logarithms to write each logarithm in terms of a and b.ln 32
A. ab
B. 5a
C. a5
D. 10a
Answer: B
Mathematics
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Solve.x - 
x - 5 = 1
A. x = -8 B. x = 12 C. x = -12 D. x = 8
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Solve the problem.Express 75° as ? - ?, where sin ? and sin ? are known exactly.
A. 105°- 30° B. 145°- 70° C. 90°- 15° D. 120° - 45°
Mathematics
Write the fraction as a whole or mixed number.
A. 4
B. 6
C. 5
D. 5
Mathematics
Use the distributive property to calculate the value mentally.
(51) + 
(5)
A. 128
B. 32
C. 64
D. 
Mathematics