Multiply.-4 ? 4 ? (-4)
A. 54
B. -64
C. 164
D. 64
Answer: D
Mathematics
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Solve the problem.A spring on a horizontal surface can be stretched and held 0.5 m from its equilibrium position with a force of 40 N. How much work is done in stretching the spring 2 m from its equilibrium position?
A. 80 J B. 160 J C. 40 J D. 320 J
Mathematics
Solve using Cramer's rule.
A. (3, 8) B. (-3, -8) C. (-8, 3) D. (8, 3)
Mathematics
Estimate by rounding.
A. 53 B. 80 C. 50 D. 60
Mathematics
Insert <, >, or = between the pair of numbers to make a true statement.-|11| _____ -(-11)
A. < B. = C. >
Mathematics