Evaluate the expression using the given values.
x = -8, y = 3
A. -5
B. -11
C. 5
D. 11
Answer: C
Mathematics
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Evaluate the line integral along the curve C.
ds , C is the curve r(t) = 3ti + (2 cos 2t)j + (2 sin 2t)k , 0 ? t ? 
?
A. 
?2 + 4
B. 
?
C. 
+ 2
D. 
?2 + 2
Mathematics
Find fx, fy, and fz.f(x, y, z) = e(yz + sin x)
A. fx = (cos x)e(yz + sin x); fy = e(yz + sin x); fz = e(yz + sin x) B. fx = (cos x)e(yz + sin x); fy = ze(yz + sin x); fz = ye(yz + sin x) C. fx = e(yz + sin x); fy = ze(yz + sin x); fz = ye(yz + sin x) D. fx = (cos x + yz)e(yz + sin x); fy = ze(yz + sin x); fz = ye(yz + sin x)
Mathematics
Solve the problem.Find the area A of a rectangle with length 3.3 cm and width 9.3 cm.
A. A = 30.69 cm2 B. A = 13.2 cm2 C. A = 12.6 cm2 D. A = 61.38 cm2
Mathematics
Find the quotient.3 ÷ 0.5
A. 2.5 B. 6 C. 60 D. 25
Mathematics