Find the LCM of each group of expressions.60, 40, 70
A. 280
B. 120
C. 840
D. 420
Answer: C
Mathematics
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Find the surface area of the surface S.S is the intersection of the plane 3x + 4y + 12z = 7 and the cylinder with sides y = 4x2 and y = 8 - 4x2.
A. 
B. 
C. 
D. 
Mathematics
Solve the compound inequality. Graph the solution set and write the solution in interval notation.x ? 3 or x ? 6
A. (-?, 3] ? [6, ?)
B. (3, 6)
C. (-3, 6)
D. [-6, -3]
Mathematics
Find the domain of the function.y = 
A. (-?, 12) B. All real numbers except -12 C. (12, ?) D. All real numbers except 12
Mathematics
Determine the domain and range of the function. Then graph it.f(x) = 
A. domain = [2, ?), range = [0, ?)
B. domain = [0, ?), range = [2, ?)
C. domain = [0, ?), range = [-2, ?)
D. domain = [-2, ?), range = [0, ?)
Mathematics