Simplify the expression.
- 
A. 
B. 
C. x + 3
D. 
Answer: A
Mathematics
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Evaluate the integral.
d?
A. 
sin 
? - 
sin 
? + C
B. 
cos 
? + 
cos 
?+ C
C. 
sin 3? + 
sin 7? + C
D. 
sin 
? + 
sin 
? + C
Mathematics
Solve the equation.2a = -14
A. 1 B. 16 C. -16 D. -7
Mathematics
Identify the number as either prime or composite.71
A. Prime B. Composite
Mathematics
Determine the eccentricity, the type of conic, and the directrix.r = 
A. Eccentricity = 2; ellipse; directrix x = - 
B. Eccentricity = 
; ellipse; directrix x = - 
C. Eccentricity = 
; hyperbola; directrix x = - 14
D. Eccentricity = 
; hyperbola; directrix y = - 
Mathematics