Maths-
General
Easy
Question
If
, then
is
- Even function
- An odd function
- Neither even nor odd
- None of these
Hint:
A function's derivative is the function whose value at x is f′. (x). The graph of a function's derivative, f(x), is connected to the graph of f. (x). If the tangent line to f(x) has a positive slope, then f′(x)>0. If f′(a) exists, then a function f(x) is said to be differentiable at a. Here we have given the function If
, then we have to find
is even or odd function.
The correct answer is: An odd function
So now we have given the function as
.
- A function is "even" when f(x) = f(−x) for all x.
- A function is "odd" when −f(x) = f(−x) for all x.
Let y = f(x) be a function of x. Then, the rate of change of “y” per unit change in “x” is given by: dy / dx
Here we have given that function:
Differentiation it, we get:
![f left parenthesis x right parenthesis equals 2 x to the power of 6 plus 3 x to the power of 4 plus 4 x squared
f apostrophe left parenthesis x right parenthesis equals left parenthesis 6 cross times 2 x to the power of 6 minus 1 end exponent right parenthesis plus left parenthesis 4 cross times 3 x to the power of 4 minus 1 end exponent right parenthesis plus left parenthesis 2 cross times 4 x to the power of 2 minus 1 end exponent right parenthesis
f apostrophe left parenthesis x right parenthesis equals 12 x to the power of 5 plus 12 x cubed plus 8 x to the power of 1](data:image/png;base64,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)
Here we found the derivative of the given function. The power is odd in the derivative.
Now we will find whether the function is even or odd. Replacing x with -x, we get:
![f apostrophe left parenthesis negative x right parenthesis equals 12 left parenthesis negative x right parenthesis to the power of 5 plus 12 left parenthesis negative x right parenthesis cubed plus 8 left parenthesis negative x right parenthesis to the power of 1
f apostrophe left parenthesis negative x right parenthesis equals negative 12 x to the power of 5 minus 12 x cubed minus 8 x
f apostrophe left parenthesis negative x right parenthesis equals negative left parenthesis 12 x to the power of 5 plus 12 x cubed plus 8 x right parenthesis](data:image/png;base64,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)
So the function is odd.
Differentiation is the process of determining a function's derivative. The derivative is the rate at which x changes in relation to y when x and y are two variables. A constant function has zero derivatives. For instance, f'(x) = 0 if f(x) = 8. So the derivative function is odd.
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