Add or subtract. Make sure you simplify your final answer.
- 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Provide the proper response.If two nonvertical lines have the same slope, they are 
.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve the equation by the zero-factor property.(9x + 11)(4x + 15) = 0
A. 2, 11
B. 
, 
C. 
, - 
D. - 
, - 
Mathematics
Use unit ratios or conversion factors to change to the units indicated. Round to the nearest tenth, if necessary.5.2 m to inches
A. 13.2 in. B. 5.7 in. C. 187.2 in. D. 204.7 in.
Mathematics
Rewrite the trigonometric expression as an algebraic expression involving the variable u. Assume that 
and that the value of the "inner" inverse trigonometric expression represents an angle ? such that 
cos (cot-1 u)
A. 
B. 
C. 
D. 
Mathematics