Solve the problem.A force is applied to a spring in order to compress it. The distance the spring is compressed from its natural length is denoted by x, and the force applied varies directly as x. If a force of 
compresses the spring by 
then what force is required to compress the spring by 1.6 m?
A. 41 N
B. 48 N
C. 44 N
D. 40 N
Answer: D
Mathematics
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A. 1
B. 
C. 
D. 0
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A. 32x5 + 16x4 + 8x3 + 4x2 + 2x + 1 B. (4x2 + 4x + 1)5 C. 32x5 + 10x4 + 40x3 + 40x2 + 10x + 1 D. 32x5 + 80x4 + 80x3 + 40x2 + 10x + 1
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A. $128.92 B. $130.02 C. $129.02 D. $128.93
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Predict the general, or nth term, an, of the sequence.2, 4, 8, 16, 32, . . .
A. 2n B. 2n-1 + 1 C. 2n D. 2 + 2(n - 1)
Mathematics