Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Obtain the Cartesian equation of the curve by eliminating the parameter.x = 9 cos t , y = 5 sin t
A. 
+ 
= 1
B. 
- 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Solve the problem.For some inexact differential forms df, a function g(x, y, z) can be found such that dh = g(x, y, z) df is exact. When it exists, the function g(x,y,z) is called an "integrating factor". Show that g(x, y, z) = 
is an integrating factor for the inexact differential df = - 
dx + 
dy + 
dz.
What will be an ideal response?
Mathematics
Perform the indicated operations. Leave the result in polar form.(
)(
)
A. 
B. 
C. 
D. 
Mathematics
Solve and check.7.7 = 5.5x
A. x = 14 B. x = 1.4 C. x = 0.14 D. x = 2.4
Mathematics