Solve the system using matrices. If there is no solution or if there are infinitely many solutions and a system's equations are dependent, so state.
A. {(2, -4, 0)}
B. {(0, 0, -4)}
C. infinitely many solutions; dependent equations
D. no solution or ?
Answer: D
Mathematics
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Find the coordinates of the centroid (to the nearest 0.01 in.) of the uniform flat-plate machine part shown.
A. (2.59 in., 3.27 in.) B. (1.76 in., 1.54 in.) C. (0.97 in., 2.51 in.) D. (1.54 in., 1.86 in.)
Mathematics
Graph.f(x) = - 
x2
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Find the value for x in the cube. Use exact values. 
3 ft
A. 3
ft
B. 9 ft
C. 3 ft
D. 3
ft
Mathematics
Alex, Beverly, and Cal live on the same straight road. Alex lives 9 miles from Beverly and Cal lives 4 miles from Beverly. How far does Alex live from Cal? ? If there is more than one answer, separate them with commas. ?
What will be an ideal response?
Mathematics