Simplify the expression 
as much as possible after substituting 
for x.
What will be an ideal response?
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Evaluate the work done between point 1 and point 2 for the conservative field F.F = 3 sin 3x cos 6y cos 9zi + 6 cos 3x sin 6y cos 9zj + 9 cos 3x cos 6y sin 9zk ; P1(0, 0, 0) , P2
A. W = -2 B. W = 0 C. W = 2 D. W = 1
Find at least three nonzero terms [including a0, at least two cosine terms (if they are not all zero) and at least two sine terms (if they are not all zero)] of the Fourier series for the given function.f(x) = x2 + 
-1 ? x < 1
A. f(x) = 
+ 
B. f(x) = - 
+ 
C. f(x) = - 
- 
D. f(x) = 
- 
Solve the problem.An experienced accountant can prepare a certain complexity of tax return in 20 hr. A novice accountant can do the job in 24 hr. How long will it take them to do the job working together?
A. 120 hr
B. 10
hr
C. 
hr
D. 
hr
Multiply or divide.
A. 
B. - 
C. - 
D. - 