Establish the identity.
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What will be an ideal response?
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Determine an appropriate viewing window for the given function and use it to display its graph.f(x) = 
A. 
B. 
C. 
D. 
Determine which of the numbers below is a possible order of magnitude estimate of the quantity described.The total number of cups of coffee drunk last year by Europeans.
A. Two hundred billion B. Two trillion C. Ten trillion D. Ten billion
Solve the application.Leo farms 150 acres of land. One year, he planted soybeans on 
of his land. How many acres did he plant with soybeans?
A. 54 acres B. 45 acres C. 63 acres D. 6 acres
Solve the problem.The cost C of producing t units is given by C(t) = 3t2 + 7t, and the revenue R generated from selling t units is given by 
For what values of t will there be a profit?
A. t > 8 B. t > 0 C. t > 7 D. t > 6