Take a multiple choice test on derivatives.
When you give a right answer, it is marked with
.
When you give a wrong answer, it is marked with
and the right answer is marked with
.
When you answer a question, your score is updated and you can read an explanation of the right answer before going to the next question.
Question 1. Define
The
derivative of
is:
Explanation. The function
is a composite
function:
where:
and
We
need to use the chain rule for the derivative of a composite
function:
The
derivative of
is:
The
derivative of
is:
which
evaluated at
gives:
Therefore:
See
the calculus review page entitled
Derivatives - Review for more
details.
Question 2. Define
The
derivative of
is:
Explanation. We need to use the rule for differentiating a product of
functions:
See
the calculus review page entitled
Derivatives - Review for more
details.
Question 3. Define
The
derivative of
is:
Explanation. The function
is a composite
function:
where:
and
We
need to use the chain rule for the derivative of a composite
function:
The
derivative of
is:
The
derivative of
is:
which
evaluated at
gives:
Therefore:
See
the calculus review page entitled
Derivatives - Review for more
details.
Question 4. Define
The
derivative of
is:
Explanation. The function
is a trigonometric function multiplied by a constant
(
):
See
the calculus review page entitled
Derivatives - Review for more
details.
Question 5. Define
The
derivative of
is:
Explanation. We need to use the rule for differentiating a product of
functions:
See
the calculus review page entitled
Derivatives - Review for more
details.
Question 6. Define
The
derivative of
is:
Explanation. The function
is a composite
function:
where:
and
We
need to use the chain rule for the derivative of a composite
function:
The
derivative of
is:
The
derivative of
is:
which
evaluated at
gives:
Therefore:
See
the calculus review page entitled
Derivatives - Review for more
details.
Question 7. The
function
is
the derivative of:
Explanation. The function
is a trigonometric function
(
)
multiplied by a constant
(
).
Its derivative
is:
See
the calculus review page entitled
Derivatives - Review for more
details.
Question 8. The
function:
is
the derivative of:
Explanation. The function
is a composite
function:
where:
and
We
need to use the chain rule for the derivative of a composite
function:
The
derivative of
is:
The
derivative of
is:
which
evaluated at
gives:
Therefore:
See
the calculus review page entitled
Derivatives - Review for more
details.
Question 9. The
function:
is
the derivative of:
Explanation. We need to use the rule for differentiating a linear combination
of
functions:
See
the calculus review page entitled
Derivatives - Review for more
details.
Question 10. The
function:
is
the derivative of:
Explanation. The function
is a composite
function:
where:
and
We
need to use the chain rule for the derivative of a composite
function:
The
derivative of
is:
The
derivative of
is:
which
evaluated at
gives:
Therefore:
See
the calculus review page entitled
Derivatives - Review for more
details.