Find the LCM of the expressions.9x2y4z5, xy2z4
A. 9x4y8z20
B. 9xy2z4
C. 9x2y4z5
D. 9x3y6z9
Answer: C
Mathematics
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Solve the problem.An airplane is flying in the direction 35° east of south at 863 km/hr. Find the component form of the velocity of the airplane, assuming that the positive x-axis represents due east and the positive y-axis represents due north.
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.
= 0
A. 
B. 
C. 
D. 
Mathematics
Add or subtract as indicated.(4x5 + 3x7 - 3 - 5x6) - (4 + 8x6 + 9x7 + 8x5)
A. 12x7 + 3x6 + 12x5 - 7 B. -6x7 - 13x6 - 4x5 - 7 C. 12x7 + 3x6 + 12x5 + 1 D. -6x7 + 3x6 + 12x5 + 1
Mathematics
Find an equation for the line with the given properties.Parallel to the line y = -3x; containing the point (2, 3)
A. y = -3x - 9 B. y = -3x + 9 C. y = -3x D. y - 3 = -3x - 2
Mathematics