Express as a single logarithm.ln  - ln  + ln (x2 - 10x + 25), x > 0

A. ln 
B. ln 
C. ln 
D. ln 


Answer: D

Mathematics

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Find the directrices of the hyperbola.x2 - y2 = 25

A. y = ± 
B. x = ± 
C. y = ± 5
D. x = ± 

Mathematics

Express as a sum of logarithms.log6 0.10y

A. log6 0.10 + log6 y B. log6 (0.10 + y) C. log 0.10 + log y D. log 6 + log 0.10

Mathematics

Solve the problem.If f(x) =  and f(-4) = 8, what is the value of A?

A. A = 41 B. A = -41 C. A = 21 D. A = -21

Mathematics

Find the value of b that would cause the graph of  y = bx  to look like the graph below. ?

What will be an ideal response?

Mathematics