Use polar coordinates to find the limit of the function as (x, y) approaches (0, 0).f(x, y) = cos-1
A. 
B. ?
C. 1
D. No limit
Answer: A
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Solve.A certain drug comes in 1000-mg pills. How many of these pills do you have to take to get a dosage of half a gram?
A. 
pill
B. 3 pills
C. 
pill
D. 2 pills
Give the degree of the polynomial (when simplified), and tell whether it is a monomial, a binomial, a trinomial, or none of these.15x4 + 3w3 - 6w + 3y5 + 5
A. Degree 5; none of these B. Degree 4; trinomial C. Degree 4; none of these D. Degree 5; trinomial
Use the Principle of Mathematical Induction to show that the statement is true for all natural numbers n.Use the Principle of Mathematical Induction to show that the statement "5 is a factor of 7n - 2n" is true for all natural numbers. (Hint: 
What will be an ideal response?
Convert the percent to a decimal.5.5%
A. 0.055 B. 55.0 C. 0.55 D. 5.5