Solve the system of equations by Gaussian elimination.
A. {(8, 57)}
B. {(8, -5)}
C. {(27, 57)}
D. ?
Answer: D
Mathematics
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Determine if the given polar coordinates represent the same point.(10, ?/4), (-10, ?/4)
A. Yes B. No
Mathematics
Find the derivative of the function.y = 
(7x + 7)3 + 
-1
A. 
(7x + 7)2 + 
-2
B. 
(7x + 7)2 - 
-2
C. 
(7x + 7)2 - 
-2
D. 
(7x)2 - 
-2
Mathematics
Provide an appropriate response.
Find DF. Round to four significant digits.
A. 5.664 in. B. 6.927 in. C. 2.632 in. D. 0.4000 in.
Mathematics
Find zw or 
as specified. Leave your answer in polar form.z = 8
w = 3
Find zw.
A. 24
B. 24
C. 12
D. 12
Mathematics