Use the change of base formula to approximate the expression to four decimal places.log7 82
A. 2.7589
B. 0.4416
C. 1.0687
D. 2.2646
Answer: D
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Provide an appropriate response.
Write the expression 
in as many ways as possible, using exponents.
What will be an ideal response?
Divide and check the answer.
A. 4x9 B. x8 C. 4x8 D. x9
A student can afford to spend up to $2,318. The computer costs $1,549 and the CD-ROM costs $19. If she buys the computer, how many CD-ROMs can she buy?
Fill in the blank(s) with the appropriate word(s).
Solve the problem.Electrical systems are governed by Ohm's law, which states that 
, where 
, 
, and 
. If the current in an electrical system is decreasing at a rate of 
while the voltage remains constant at 30 V, at what rate is
the resistance increasing when the current is 52 A?
A. 
ohms/s
B. 
ohms/s
C. 
ohms/s
D. 
ohms/s