Perform the indicated operations and simplify the result so there are no quotients to complete the identity.sec ? - 
= ?
A. -2 tan2?
B. sec ? csc ?
C. 1 + cot ?
D. sin ? tan ?
Answer: D
Mathematics
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Graph the system of inequalities.2x + y ? 4 y - 1 ? 0
A. 
B. 
C. 
D. 
Mathematics
Find the intervals on which the function is increasing and the intervals on which the function is decreasing.f(x) = -x2 + 9x - 4
A. Increasing on 
; decreasing on 
B. Increasing on 
; decreasing on 
C. Increasing on 
; decreasing on 
D. Increasing on 
; decreasing on 
Mathematics
Provide an appropriate response.The 
of a polynomial is the common factor with the greatest coefficient and highest degree.
A. common factor B. least common multiple C. greatest common factor D. term
Mathematics
Solve the problem.Write one out of five crimes as a decimal and as a percent.
A. 0.2, 2% B. 2, 200% C. 0.2, 200% D. 0.2, 20%
Mathematics