Find the LCM for the set of numbers.7, 14, 21, 36
A. 259
B. 280
C. 252
D. 112
Answer: C
Mathematics
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Determine whether the two binomials are or are not opposites.6x + 7 and -6x + 7
A. Opposites B. Not opposites
Mathematics
Solve the problem.The shape and density of a thin shell are indicated below. Find the coordinates of the center of mass.Shell: cone x2 + y2 - z2 = 0 between z = 1 and z = 4Density: constant
A. 
B. 
C. 
D. 
Mathematics
Find the exact value of the expression.tan 165°
A. 
B. 2 - 
C. -2 + 
D. 
Mathematics
Solve the system of equations. x + y + z = -12 x - y + 5z = -143x + y + z = -20
A. {(-3, -4, -5)} B. ? C. {(-4, -5, -3)} D. {(-3, -5, -4)}
Mathematics