Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log5

A. 4log5y
B. log5
C. log5y
D. log4y

Answer: C

Mathematics

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From the data taken from the curve in the graph below, calculate RD when Vf = 7.0 V.


a. 1140 ohms
b. 875 ohms
c. 600 ohms
d. 525 ohms
e. 500 ohms

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Mathematics

Determine whether there is a maximum or minimum value for the given function, and find that value.f(x) = - x2 + 3x - 5

A. Maximum: -5
B. Maximum: 
C. Minimum: 
D. Minimum: - 

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Mathematics

Write the statement as an inequality.z is less than or equal to 1

A. z > 1 B. z < 1 C. z = 1 D. z ? 1

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Mathematics

Which of the following systems have infinitely many solutions?I.  II.  III.  IV.  

A. III and IV only B. I and II only C. I, II, and III only D. I, II, and IV only E. all of these

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Mathematics