Find the exact value by using a sum or difference identity.tan 
A. 2 + 
B. 2 - 
C. - 2 + 
D. - 2 - 
Answer: B
Mathematics
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Evaluate the integral.
A. 
sin 4x + 
sin 12x + C
B. 
sin 4x - 
sin 12x + C
C. 
sin8x + 
sin 4x + C
D. 
cos 4x + 
cos 12x + C
Mathematics
Factor.5x2 - 14x - 24
A. (5x + 6)(x - 4) B. (6x + 5)(x - 4) C. (x + 5)(x - 4) D. (x - 6)(x - 4)
Mathematics
Solve the system of equations by the substitution method. Check your solutions. For any dependent equations, write your answer in ordered pair form.
A. {(0, 1)} B. {(1, 1)} C. {(1, 0)} D. {(0, 0)}
Mathematics
Listen to the passages and choose the appropriate answers.In the figure m?R , P ks, m is in P, and n is in R. In problems 1 - 5 answer true if the statement necessarily follows from the given information and figure and false if it does not.
1. m?P
2. m?n
3. l ll R
4. l ll n
5. R?P
Mathematics