Solve the problem.A farmer has 620 m of fencing. Find the area of the largest rectangular field that he can enclose with his fencing. Assume that no fencing is needed along one edge of the field.
A. 48,050 m2
B. 148,050 m2
C. 96,100 m2
D. 69,000 m2
Answer: A
Mathematics
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Solve the problem.On a flywheel with a 67.7-mm radius, how long is an arc subtended by a central angle of 242°?
A. 9,679 mm B. 572 mm C. 286 mm D. 102,940 mm
Mathematics
Use a graphing calculator to make a conjecture as to whether each equation is an identity.(sin x + cos x)2 = 1
A. Identity B. Not an identity
Mathematics
Solve the polynomial equation by factoring.x4 - 18x2 + 32 = 0
A. 16, 2
B. 16, ±
C. ±4, ±
D. 4, 
Mathematics
Solve the problem.Suppose that f(x) gives the cost of a rental car after x days of use at $48 per day. If you solve the equation 
what are you finding?
A. The cost of rental for 48 days B. The number of days rented for $201 C. The number of days rented for $48 D. The cost of rental for 201 days
Mathematics