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Example Questions
Example Question #7 : Derivatives Of Polar Form
Find the derivative of the function:
The derivative of a polar function is given by
First, we must find the derivative of the function, r:
which was found using the following rules:
,
Now, using the derivative we just found and our original function in the above formula, we can write out the derivative of the function in terms of x and y:
Example Question #301 : Parametric, Polar, And Vector
Find the derivative of the following function:
The derivative of a polar function is given by
First, we must find the derivative of the function, r:
We used the following rules to find the derivative:
,
Now, plug in the derivative and the original function r into the above formula:
Example Question #302 : Parametric, Polar, And Vector
Find the derivative of the following function:
The derivative (slope of the tangent line) of a polar function is given by the following formula:
So, we must simply find and plug it into the above formula:
The following rules were used to find the derivative:
,
Now, plug the given function and its derivative into the above formula to get our answer:
Example Question #302 : Parametric, Polar, And Vector
What is the derivative of ?
In order to find the derivative of a polar equation
, we must first find the derivative of
with respect to
as follows:
We can then swap the given values of and
into the equation of the derivative of an expression into polar form:
Using the trigonometric identity , we can deduce that
. Swapping this into the denominator, we get:
Example Question #142 : Polar
What is the derivative of ?
In order to find the derivative of a polar equation
, we must first find the derivative of
with respect to
as follows:
We can then swap the given values of and
into the equation of the derivative of an expression into polar form:
Using the trigonometric identity , we can simplify the denominator to be
Example Question #1 : Derivatives Of Parametric, Polar, And Vector Functions
What is the derivative of ?
In order to find the derivative of a polar equation
, we must first find the derivative of
with respect to
as follows:
We can then swap the given values of and
into the equation of the derivative of an expression into polar form:
Using the trigonometric identity , we can deduce that
. Swapping this into the denominator, we get:
Example Question #303 : Parametric, Polar, And Vector
What is the derivative of ?
In order to find the derivative of a polar equation
, we must first find the derivative of
with respect to
as follows:
We can then swap the given values of and
into the equation of the derivative of an expression into polar form:
Using the trigonometric identity , we can deduce that
. Swapping this into the numerator, we get:
Example Question #144 : Polar
What is the derivative of ?
In order to find the derivative of a polar equation
, we must first find the derivative of
with respect to
as follows:
We can then swap the given values of and
into the equation of the derivative of an expression into polar form:
Example Question #11 : Derivatives Of Polar Form
What is the derivative of ?
In order to find the derivative of a polar equation
, we must first find the derivative of
with respect to
as follows:
We can then swap the given values of and
into the equation of the derivative of an expression into polar form:
Using the trigonometric identity , we can deduce that
. Swapping this into the denominator, we get:
Example Question #11 : Derivatives Of Polar Form
What is the derivative of ?
In order to find the derivative of a polar equation
, we must first find the derivative of
with respect to
as follows:
We can then swap the given values of and
into the equation of the derivative of an expression into polar form:
Using the trigonometric identity , we can deduce that
. Swapping this into the denominator, we get:
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