Calculate the arc length of the indicated portion of the curve r(t).r(t) = (10t sin t + 10 cos t)i + (10 t cos t - 10 sin t)j ; -3 ? t ? 6
A. 225
B. 135
C. 450
D. 270
Answer: B
Mathematics
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A. 7.8 B. 4.6 C. 6 D. 3.2
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Find a symbolic representation for f-1(x).f(x) = 7x + 3
A. f-1(x) = 
- 3
B. f-1(x) = 
C. f-1(x) = 
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 figure 1.png)
a. 35
b. 40
c. 30
d. 60
Mathematics