Solve the system.
+ 
= - 
- 
= - 
A. 
B. {(-9, 7)}
C. {(7, -9)}
D. {(9, -7)}
Answer: B
Mathematics
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Evaluate the integral.
A. 5i + 
j + 6(1 + 
)k
B. 5i + 
j + 6(1 - 
)k
C. 5i + 
j + 6(1 - 
)k
D. 5i + 
j + 6(1 + 
)k
Mathematics
Use Cramer's rule to find the solution of the system, if possible.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Provide an appropriate response.For x ? 4, the rational expression 
is equal to 2. Can the same be said for 
? Explain why or why not.
What will be an ideal response?
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Write an equation for a sine curve that has the given amplitude and period, and which passes through the given point.Amplitude 
, period 5? , point (0, 0)
A. y = 
sin 
B. y = 
sin 
C. y = 
sin 5?x
D. y = 
sin 
Mathematics