Solve the equation.
= 13
A. 16
B. 17
C. 52
D. 3
Answer: C
Mathematics
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Which number is larger?-30.07, -30.1
A. -30.07 B. -30.1
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Solve the system using the inverse matrix method.
A. x = -1, y = 2; (-1, 2) B. x = 2, y = -1; (2, -1) C. x = -2, y = 1; (-2, 1) D. x = 1, y = -2; (1, -2)
Mathematics
Solve the problem.One rope pulls a barge directly east with a force of 79 newtons, and another rope pulls the barge directly north with a force of 62 newtons. Find the magnitude of the resultant force acting on the barge.
A. 17 newtons B. 4,898 newtons C. 100 newtons D. 141 newtons
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Simplify the expression. Assume that all variables are positive when they appear.
A. 
B. 
- 
C. 
D. 
Mathematics