A store selects three items from a selection of 7 items to arrange in a display. How many different arrangements are possible?
A. 210
B. 21
C. 35
D. 7
Answer: A
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Multiply.4
(
+ 
)
A. 4
+ 7
B. 4
+ 7
C. 4
+ 28
D. 28
+ 28
Solve the quadratic equation by factoring.x(3x + 13) = 10
A. 
B. 
C. 
D. 
Solve.x3 + 4x2 - 12x = 0
A. 0, 2, 6 B. 6, -2 C. -6, 0, 2 D. 0, -6
A division of Chapman Corporation manufactures a pager. The weekly fixed cost for the division is $20,000, and the variable cost for producing src="https://sciemce.com/media/3/ppg__cognero__4.4_Optimization_I__media__b4c2f4f8-1d36-4862-8815-1e93ea0e5215.PNG" class="wirisformula" align="middle" style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_61d56c637034488481b0a7936" /> 
pagers/week is 
dollars. The company realizes a revenue of 
dollars from the sale of 
pagers/week.
?
Find the level of production that will yield a maximum profit for the manufacturer. (Hint: Use the quadratic formula.)
?
__________ pagers/week
Fill in the blank(s) with the appropriate word(s).