Identify the equation as an identity, contradiction, or conditional equation.24x + 7(x + 1) = 31(x + 1) - 24
A. contradiction
B. conditional equation
C. identity
Answer: C
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Use a negative-angle identity to write an equivalent trigonometric expression involving a positive angle.csc 
A. csc 
B. -csc 
C. 1 - csc 
D. sec 
Solve the problem.A group of students worked together to create a pennant for the homecoming game. If the handle is designed to be half the length of the perimeter of the pennant, how long will the handle be?
A. 9 ft B. 6 ft C. 10 ft D. 5 ft
Solve the problem.Capital value is defined as 
where k is the annual rate of interest compounded continuously. Find the capital value of an asset that produces $5000 yearly income at 7% compounded continuously. Round to the nearest dollar.
A. $71,429 B. $70,000 C. $75,000 D. $83,333
Apply the Chain Rule more than once to find the indicated derivative.Dt
A. - 
cos 
- 
sin 
B. cos 
+ sin 
C. 
cos 
+ 
sin 
D. 
cos 
- 
sin 