Find all solutions of the equation.2 cos x - 1 = 0
A. x = 
+ n? or x = 
+ n?
B. x = 
+ n? or x = 
+ n?
C. x = 
+ 2n? or x = 
+ 2n?
D. x = 
+ 2n? or x = 
+ 2n?
Answer: D
Mathematics
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Choose the equation that matches the graph.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
- 
= 1
D. 
+ 
= 1
Mathematics
Find the limit.
A. ? B. 0 C. -1 D. -?
Mathematics
Use logarithmic differentiation to find the derivative of y with respect to the independent variable.y = (x + 4)x
A. (x + 4)x
B. ln(x + 4) + 
C. x + (4)x-1
D. x ln(x + 4)
Mathematics
Provide an appropriate response.Divide: (x2 + 8x + 16) ÷ (x + 4)
Fill in the blank(s) with the appropriate word(s).
Mathematics