Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.logb (yz5)
A. 5 logb yz
B. logb y + logb5z
C. 5 logb y + 5 logb z
D. logb y + 5 logb z
Answer: D
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Provide an appropriate response.A student attempted to use l'Hôpital's Rule as follows. Identify the student's error. src="https://sciemce.com/media/4/ppg__tttt0611191208__f1q33g7.jpg" style="vertical-align: -17.0px;" /> = 1
What will be an ideal response?
= 
= 
=
Add or subtract as indicated. If terms are not like radicals and cannot be combined, so state. Assume all variables represent nonnegative real numbers.-10
+ 6
A. 3
B. -16
C. -4
D. 17
Solve the problem.Suppose the supply function of a certain item is given by 
and the demand function is 
Find the consumer's surplus.
A. 32
B. 64
C. 
D. 
Solve the problem.A $86,000 trust is to be invested in bonds paying 9%, CDs paying 6%, and mortgages paying 10%. The bond and CD investment together must equal the mortgage investment. To earn a $7180 annual income from the investments, how much should the bank invest in bonds?
A. $33,000 B. $10,000 C. $43,000 D. $8,000