Set of the form A = {x:x > 1} B = {x: x > 2 } , C = {x: x < 3} are called _ Answer: infinite intervals

Set A is bounded if there exists a positive number M such that ____________________ _ Answer: $$|x|\leq M$$

Let $$f:A\rightarrow B$$, which reads Ð´ÑƒÒ‘f is a function of A onto B. The set A and B are called theÐ´Ñƒ_ _ Answer: domain and codomain

Let $$f$$ assign to each real number its square, that is, for every real number $$x$$ let $$f(x) =x^{2}$$. The domain and co-domain of $$f$$ are _ Answer: both the real numbers

If the domain and co-domain of a function are both the same set, then $$f$$ is frequently called _ Answer: an operator or transformation on A

If $$f$$ and $$g$$are functions defined on the same domain $$D$$ and if$$f (a) = g (a)$$ for every $$a\in D$$, then the functions $$f$$and $$\g) are __________ _ Answer: equal Let \(f (x) = x^{2}$$ where x is a real number. Let $$g(x) = x^{2} where \(x$$ is a complex number. Which of the following statements is trueÐ´Ñƒ_ _ Answer: the function$$f$$ is not equal
to $$g$$ since they have different domains

Let $$f$$ map $$A$$ into $$B$$. Then $$f$$ is called a Ð´Ñƒ_ if different elements in $$B$$ are assigned to different elements in |$$A$$. _ Answer: injective functions

___________are essentially a series or fixed payments required from you or paid to you at a specified frequency over the course of a fixed time period _ Answer: Annuities

Let $$f:A\rightarrow B$$, which reads Ð´ÑƒÒ‘f is a function of A onto B. The set A and B are called theÐ´Ñƒ_ _ Answer: domain and codomain

Let $$f$$ assign to each real number its square, that is, for every real number $$x$$ let $$f(x) =x^{2}$$. The domain and co-domain of $$f$$ are _ Answer: both the real numbers

If the domain and co-domain of a function are both the same set, then $$f$$ is frequently called _ Answer: an operator or transformation on A

If $$f$$ and $$g$$are functions defined on the same domain $$D$$ and if$$f (a) = g (a)$$ for every $$a\in D$$, then the functions $$f$$and $$\g) are __________ _ Answer: equal Let \(f (x) = x^{2}$$ where x is a real number. Let $$g(x) = x^{2} where \(x$$ is a complex number. Which of the following statements is trueÐ´Ñƒ_ _ Answer: the function$$f$$ is not equal
to $$g$$ since they have different domains

Let $$f$$ map $$A$$ into $$B$$. Then $$f$$ is called a Ð´Ñƒ_ if different elements in $$B$$ are assigned to different elements in |$$A$$. _ Answer: injective functions

___________are essentially a series or fixed payments required from you or paid to you at a specified frequency over the course of a fixed time period _ Answer: Annuities

__________are primarily used as a means of securing a steady cash flow for an individual during their retirement years. _ Answer: Annuities

Straight bonds usually pay coupon payments at the end of every six months until the bonds maturity date is an example of ___________ _ Answer: ordinary simple interest

Payments that are required at the beginning of each period denotes _____________ _ Answer: annuity due