Solve the problem.A rancher has 3280 feet of fencing that will fence off a rectangular grazing pen for cattle. One edge of the pen borders a straight creek and will need no fence. If the edges of the pen perpendicular to the creek are x feet long, write a completely factored polynomial whose values give the area of the pen.
A. 2x(840 - x)
B. 2x(1640 + x)
C. 2x(840 + x)
D. 2x(1640 - x)
Answer: D
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Solve the rational equation. If there is no solution, state this as your answer.
= 
A. 
B. 
C. {1}
D. no solution
Use the product rule to simplify the expression. Assume that the variables can be any real number.
A. x8 B. x9 C. 8x D. x6
?Use the fifth-degree Taylor polynomial centered at 
for the function 
to approximate 
data-wiris-created="true" />. Round your answer to nearest thousandth. ? A. ?0.61 B. ?0.607 C. ?0.619 D. ?0.732 E. ?0.718
Given the graph of the functions src="https://sciemce.com/media/3/ppg__cognero__2.2_Exponential_Functions_and_Models__media__81fc78a0-b03d-4997-a2f0-daf763806bea.PNG" class="wirisformula" align="middle" style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_c5ac757854644fbc95aa88305" />.
and 
. Identify which graph corresponds to
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Select the correct answer.
?
A. Blue
B. Red