Solve the problem.Find (f + g)(x) given f(x) = 5x - 3 and g(x) = -7x2 + 6.
A. -2x2 + 3
B. 12x - 3
C. -7x2 + 5x + 3
D. -7x2 + 5x - 3
Answer: C
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Use the Half-angle Formulas to find the exact value of the trigonometric function. sin 
A. 
B. - 
C. 
D. - 
Describe the situation with a linear inequality and then solve the inequality.When making a long distance call from a certain pay phone, the first three minutes of a call cost $2.10. After that, each additional minute or portion of a minute of that call costs $0.50. Use an inequality to find the number of minutes one can call long distance for $7.10.
A. at most 13 minutes B. at most 3 minutes C. at most 14 minutes D. at most 10 minutes
Factor completely. If the polynomial cannot be factored, say it is prime.(7 - x)3 - x3
A. (7 - x)(x2 - 7x + 49) B. (7 - 2x)(3x2 - 7x + 49) C. (7 + 2x)(x2 - 7x + 49) D. (7 - 2x)(x2 - 7x + 49)
Find an equation for the ellipse described.Center (0, 0); major axis vertical with length 12; length of minor axis is 6
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1