Simplify the complex number to its rectangular form.
2 + j4
A. -10
B. -12
C. 1 - 11j
D. 1 + 11j
Answer: A
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Write the first four terms of {an}.an = 
A. 
, 
, 
, 
B. -1, 1, 
, 
C. 1, 
, 
, 
D. 0, 
, 
, 
The table shows Jose's expenses for one month. Use the table to answer the question.What were Jose's total expenses for the month?Monthly ExpensesRent$507Food$135Car repairs, gas$108.36Utilities$63.09Phone (long distance)$83.87Phone (local)$28.71Drumming lessons$118Entertainment$52.64
A. 979.85 B. 344.27 C. 1149.31 D. 1096.67
Give the equation of the horizontal asymptote, if any, of the function.h(x) = 
A. y = 0
B. y = 
C. y = 
D. no horizontal asymptotes
Solve the problem.The position of a projectile fired with an initial velocity v0 feet per second and at an angle ? to the horizontal at the end of t seconds is given by the parametric equations 
Suppose the initial velocity is 5 feet per second. Obtain the rectangular equation of the trajectory and identify the curve.
A. y = - 
+ (cot ?)x; hyperbola
B. y = - 
+ (tan ?)x; ellipse
C. y = 
+ (cot ?)x; parabola
D. y = - 
+ (tan ?)x; parabola