Find the LCM of the set of numbers.20, 50, 56
A. 280
B. 700
C. 56,000
D. 1400
Answer: D
Mathematics
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Evaluate the line integral of f(x,y) along the curve C.f(x, y) = cos x + sin y, C: y = x, 0 ? x ? 
A. 0
B. 2
C. 2
D. 
Mathematics
Solve the equation.log5(x - 3) = 2
A. {28} B. {29} C. {22} D. {35}
Mathematics
Solve the system using the inverse method.
A. x = -2, y = 1 B. x = -1, y = 2 C. x = 1, y = -2 D. x = 2, y = -1
Mathematics
Estimate the product by rounding as indicated.(1.57)(440.8); Round each factor to one nonzero digit.
A. 400 B. 800 C. 1000 D. 880
Mathematics