1st PERIODICAL EXAM in GENERAL MATHEMATICS

When we are using Horizontal Line Test the graph of the function f should intersects in at most  ___­____ point?

• one
• two
• three
• four

It is a set of ordered pairs formed by reversing the coordinates of ordered pair of the function.

• Inverse Function
• Function 
•  Rational Expression
• Exponential Function

 What is the Reciprocal of f(x)?

• f^-2(x)
• f^-1│x│ 
• f^-1(x) 
• f^-2[x]

If two functions are inverses of each other, then their graphs are in ______ images with respect to graph of the line y=x.

• curve
• straight
• mirror
• inverted

What do you call to a function that in the form of f(x)= (P(x))/(Q(x)) ?

• Rational Expression
• Rational Equation
• Rational Function
• Logarithmic Function

What is One-to-One Function?

• Not every function has an inverse.
• If and only if a ≠ b implies f (a)≠ f(b) whenever a and b are in the domain of function f.
• It is a polynomial divided by another polynomial.
• It is a neither vertical nor horizontal, meaning it is slanted.  

It is an equation indicating two expressions, containing at least one term expressed as a rational expression, that are equal.

• Rational Expretion
• Rational Expression 
• Rational Function
• Inverse Function

What are the three kinds of asymptote?

• Expression, Inequality, Function
• Horizontal, Vertical, Oblique
• Rational, Exponential, Logarithmic
• None of the above

How to verify if the f(x) and f^-1(x) are inverses of each other?. How to verify if the f(x) and f^-1(x) are inverses of each other?

• By using Algebra of Functions
• By using Rational Function
• By using Decomposition of Function
• By using Composition of Function

 It is not a solution of the original equation.

• LCD
• equation
• expression
• extraneous