Express as a sum of logarithms.log47x
A. log4 7 - log4 x
B. log2 7 + log2 x
C. log2 7 - log2 x
D. log4 7 + log4 x
Answer: D
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Provide an appropriate response.A student wishes to take the integral over all real numbers of f(x) = 
, if x < 0 
, if x > 0 and claims this is zero because 
equals zero. What is wrong with this thinking?
What will be an ideal response?
Use mathematical induction to prove the statement is true for all positive integers n.3 + 3 ? 
+ 3 ? 
2 + ... + 3 ? 
n-1 = 
What will be an ideal response?
Solve the quadratic equation by any method: 
a. -6, -3 b. 6, 3 c. -6, 3 d. 6, 3
Set up the percent proportion, and write "unknown" for the value that is not given. Recall that the percent proportion is 
= 
. Do not try to solve for any unknowns.21.5% of 75 is what?
A. 
= 
B. 
= 
C. 
= 
D. 
= 