Evaluate the line integral along the curve C.
ds , C is the curve r(t) = (3t7 cos t)i + (3t7 sin t)j + 3t7k , 0 ? t ? 7
A. 343(4 - 
)
B. 686(4 - 
)
C. 686(4 + 
)
D. 0
Answer: B
You might also like to view...
Rewrite the expression using the Distributive Property and simplify the result.5(1 - y)
A. 5 - y B. 1 - 5y C. 5 + 5y D. 5 - 5y
Solve the problem.A manufacturer's cost is given by 
dollars, where C is the cost and n is the number of parts produced. Find the cost when 216 parts are produced.
A. $2600 B. $6080 C. $1400 D. $67
Solve the problem.During his August vacation, Zev charged the following expenses to his credit card: meals 
gasoline 
and hotel 
On September 1, he makes a payment of $236 and makes no other purchases with this credit card. The bank that issues the card charges 
interest per month. What is the balance due on October 1?
A. $425.63 B. $609.41 C. $370.11 D. $388.62
Evaluate the algebraic expression for the given value(s) of the variable(s).
; x = 3
A. 
B. - 
C. 
D. - 1