Simplify.
+ 
A. 
B. 
C. 
D. 
Answer: D
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Provide an appropriate response.A welder can make 12 welds in an hour. How many welds can 15 welders working at this rate make in an 8 hour day?
A. 180 B. 1,440 C. 1,280 D. 640 E. none of the above
Use your graphing calculator to graph the function between alt="" class="wirisformula" data-wiris-created="true" src="https://sciemce.com/media/3/ppg__cognero__Section_4.6_Graphing_Combinations_of_Functions__media__b3a024f4-ced2-4425-9f94-8a01e80c6a4a.PNG" style="vertical-align:middle;" />, and ? ?
and 
. Show the graph of 
, 
. (Make sure your calculator is set to radian mode.)
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Evaluate or simplify the exponential expression.(-6)4
A. -7776 B. 7776 C. 1296 D. -1296
Solve the problem.During one year, the Green's real estate bill included $258 for city services. The fire department received 14% of that amount. How much money went to the fire department?
A. $22.19 B. $36.12 C. $16.12 D. $86.00