Solve the problem.A bathroom scale is compressed 
in. when a 190 lb person stands on it. Assuming that the scale behaves like a spring that obeys Hooke's law, how much does someone who compresses the scale 
in. weigh?
A. 47.5 lb
B. 95 lb
C. 142.5 lb
D. 380 lb
Answer: B
Mathematics
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Find the derivative.f(x) = 
A. 
B. - 
C. 
D. - 
Mathematics
Solve the problem.If f varies jointly as q2 and h, and 
when 
and 
, find f when 
and 
.
A. 18 B. 48 C. 288 D. 72
Mathematics
Solve the problem.How many 6-letter codes can be formed using the letters A, B, C, D, E, F, G, H, and I. Repeated letters are allowed.
A. 10,077,696 B. 84 C. 60,480 D. 531,441
Mathematics
Find all rational zeros of f. Then (if necessary) use the depressed equation to find all roots of the equation f(x) = 0.f(x) = x3 + 7x2 + 13x + 7
A. {-1, -3 - 
, -3 + 
}
B. {1, -6 + 
, -6 - 
}
C. {-1, -6 + 
, -6 - 
}
D. {1, -1, -7}
Mathematics