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matryoshka
  • Member for 9 years, 1 month
  • Last seen more than 1 year ago
4 votes
3 answers
18k views

How can I find the volume of a cone in terms of theta?

4 votes
3 answers
2k views

How can I plot this function that has a fraction that has an absolute value in the denominator?

4 votes
2 answers
4k views

Is it possible for a non-singular matrix to not have an inverse?

3 votes
3 answers
4k views

Using the definition of derivative to find $\tan^2x$

3 votes
2 answers
3k views

How can I use a precise definition to find values of delta that correspond with given epsilon values

3 votes
4 answers
379 views

Am I using the chain rule correctly?

3 votes
1 answer
94 views

How can I prove this equation using Einstein summation?

3 votes
2 answers
4k views

When does the inequality change in probability problems and why does it?

2 votes
3 answers
1k views

How do I expand this exponential limit using Taylor expansion?

2 votes
1 answer
97 views

Why doesn't this integral for the divergence of this vector field need to be fully calculated?

2 votes
2 answers
94 views

Why does my textbook give this solution of $\cos^{-1}$ when it should be $\sin^{-1}$?

2 votes
3 answers
285 views

Using symmetry to find the maximum of a function

2 votes
2 answers
1k views

How do I integrate this equation with respect to $dcos\theta$?

2 votes
6 answers
1k views

What are the limits of these sine functions as x approaches infinity?

2 votes
2 answers
38k views

How can I solve this graph using the precise definition of limits?

2 votes
2 answers
216 views

Is there enough information given to solve this related rates problem?

2 votes
4 answers
180 views

How should I go about solving this definite integral?

2 votes
2 answers
128 views

What is the purpose of rearranging this integration by parts expression?

2 votes
2 answers
106 views

When it comes to using derivatives to graph, do I have all of these steps right?

2 votes
2 answers
3k views

Deriving the Normal Equation used to solve Least Squares Problems

2 votes
2 answers
39 views

How do I find the complex solution of this absolute value problem?

1 vote
4 answers
634 views

How do you factor this equation that has square roots involved?

1 vote
1 answer
64 views

How do I find the general solution of this ODE?

1 vote
1 answer
32k views

How do I find the equation of an osculating circle when I'm given the parabola?

1 vote
0 answers
275 views

A question on continuity of a piecewise function with 4 constants

1 vote
4 answers
426 views

Simplifying a fraction with a cubed root in the denominator

1 vote
2 answers
4k views

How do I find the equations of line tangent to a unit circle that have a slope of 1?

1 vote
1 answer
76 views

Is this related rates equation set up correctly?

1 vote
1 answer
580 views

What's the behavior of limits of greatest integer functions when the numbers are negative?

1 vote
3 answers
1k views

How do I solve this rational inequality?