SOLUTION: Determine analytically if the following functions are even, odd, or neither. a. f(x) = 5x ^3 – 2x b. f(x) = x ^2 + 3x – 2

Algebra.Com
Question 1113891: Determine analytically if the following functions are even, odd, or neither.
a. f(x) = 5x ^3 – 2x
b. f(x) = x ^2 + 3x – 2

Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!

Replace with and compare the result to .
If , the function is .
If , the function is .
If and , the function is .
Remember that if is even, and if is odd
So, in your case we have:
a. … replace with

…..since , the function is
b.


….since and , the function is .


RELATED QUESTIONS

Determine analytically if the following functions are even, odd, or neither a. f(x) = 5x (answered by CubeyThePenguin)
Determine analytically if the following functions are even, odd or neither. Check the... (answered by Fombitz)
How do I determine if the following polynomial functions have even or odd symmetry, or... (answered by Boreal)
Determine algebraically whether the function is even, odd, or neither. f(x) = 2x^3 (answered by Fombitz)
Determine algebraically whether the function is even, odd, or neither. f(x) = -5x^2 + 4 (answered by josgarithmetic)
Determine algebraically if each function is even, odd, or neither. A. f(x) = (2x^2... (answered by ikleyn)
Determine whether the function f(x)=2x^4-x^2 is even, odd, or... (answered by stanbon)
Determine algebraically whether the function is even, odd, or neither. f(x) = x /... (answered by Fombitz)
Determine algebraically whether the function is even, odd, or neither. f(x) = x / x^2+2 (answered by Fombitz)