Perform the indicated operation, if possible.
+ 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Determine whether the ordered pair is a solution for the linear inequality.(3, 4); 8x + 4y ? 40
A. Yes B. No
Mathematics
Find the magnitude and direction angle (to the nearest tenth) for each vector. Give the measure of the direction angle as an angle in [0,360°].
A. 
; 324.7°
B. 3; 324.7°
C. 3; 125.3°
D. 
; 305.3°
Mathematics
Solve.What is the minimum force required to prevent a ball weighing 28.3 lb from rolling down a ramp inclined 27.9° with the horizontal?
A. 6.6 lb B. 12.5 lb C. 25 lb D. 13.2 lb
Mathematics
Solve the equation by extracting square roots.
?
?
A. 
B. 
C. ± 
x
D. 
E. ± 
Mathematics