Suppose that ln 2 = a and ln 5 = b. Use properties of logarithms to write each logarithm in terms of a and b.ln 

A.
B.
C. b - a
D. a + b


Answer: C

Mathematics

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Use the laws of exponents to simplify. Write the answer with positive exponents.-4/7

A.
B.
C.
D.

Mathematics

If  represents the library charges on b books that are w weeks overdue, explain in practical terms the meaning of .

What will be an ideal response?

Mathematics

Solve the equation for the indicated variable.2 - (n - 0.2x) = 3n for x

A.  
B. 10 - 20 n
C. 10 n - 2
D. 20 n - 10

Mathematics

Solve the problem.Find (g?f)(-6) when f(x) = 6x + 7 and 

A. 91 B. 3517 C. 37 D. 1099

Mathematics