Perform the requested operation on the given function.f(x) = x + 1, g(x) = x + 3Find (f + g)(3).
A. 4
B. 10
C. 8
D. 2
Answer: B
Mathematics
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Estimate the value of the quantity.Joe wants to find out how far it is across the lake. His boat has a speedometer but no odometer. The table shows the boats velocity at 10 second intervals. Estimate the distance across the lake using right-end point values.
A. 3470 ft B. 3370 ft C. 337 ft D. 5000 ft
Mathematics
Solve the problem.Let n(A) = 4, n(B) = 9, and n(A ? B) = 2. Find n(A ? B).
A. 10 B. 11 C. 12 D. 13
Mathematics
Identify the correspondence.The two triangles shown below are congruent. ?EDF ? 
A. ?UTV B. ?TUV C. ?VTU D. ?UVT
Mathematics
Solve for the variable.
x = 15
A. 3 B. 19 C. 60 D. 18
Mathematics