All GRE Subject Test: Math Resources
Example Questions
Example Question #11 : Gre Subject Test: Math
What kind of function is this: ?
Square Function
Cube Function
Rational Function
Cube-Root Function
Cube-Root Function
Step 1: Look at the equation.. . The cube-root outside of the function determines what the answer is..
The function is a cube-root function.
Note:
Square function,
Cube function,
Rational function, (if
)
Example Question #12 : Gre Subject Test: Math
What kind of function is
Hyperbola
Line
Parabola
Cubic
Cubic
Step 1: To classify any function, find the degree of that function. The degree of a function is the highest exponent.
Step 2: Find degree of .
The degree is 3..
Step 3: Find what kind of function has degree of 3:
A cubic function has a degree of 3...
A square function has a degree of 2
A line has a degree of 1
Example Question #11 : Calculus
What kind of function is
Circle
Cubic
Parabola
Line
Parabola
Step 1: Define some basic graphs and their functions...
Line functions have an equation , where
Parabola (Quadratic functions) have an equation or
or
, where
Cubic functions have an equation , where
Step 2: Determine what type of function is given...
The equation given is a parabola...
Example Question #13 : Gre Subject Test: Math
What kind of function is ?
Cubic Function
Cube-Root Function
Absolute Value
Quadratic Function
Reciprocal Function
Cube-Root Function
Quadratic functions have at least an term.
Absolute Functions have .
Cube-Root functions have
The function is a cube-root function because it shares
All GRE Subject Test: Math Resources
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