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Jbag1212's user avatar
Jbag1212's user avatar
Jbag1212
  • Member for 6 years, 5 months
  • Last seen this week
7 votes

What is really meant by the product of two vectors?

4 votes
Accepted

Write the negation of the statement "xy is even implies that x or y is even."

3 votes
Accepted

How do you isolate $\theta$ from $\sin(\theta) - k\cos(\theta) = \frac{m_1}{m_2}$?

3 votes
Accepted

How to solve the differential equation $yy' =-x$?

3 votes

$(n!)^{1/n}$ behaves like $n$ as $n$ approaches infinity

2 votes

Prove the following about an eigenvector, $w$

2 votes
Accepted

How can we know that two equations, e.g., $f(x) = x$ and $g(x) = 2x + 1$ describe the same geometrical object?

2 votes

Showing that the inflection points of $x\sin x$ lie on a certain curve

2 votes

I don't understand how implication works in logic

2 votes

Why cant we use $d(a^x)/dx = a^x \ln x$ to differentiate $y = 1^x$?

2 votes
Accepted

Show that $\max f(x)$ = $\min\Big(- \log f(x)\Big)$

1 vote
Accepted

Proving that $x^2$ is not unifromly continuous on $\mathbb{R}$

1 vote
Accepted

How to solve $c=x^{a+1}\left(\frac{1}{x}b\right)^{a}-x^{a+1}$?

1 vote
Accepted

Is there a compact formula for this cross product involving $\nabla$?

1 vote

Do exists a mathematical operation that reflects a matrix along an axis?

1 vote
Accepted

Solving constants in a contradiction

1 vote

If $a^2+a b+b^2=40$ and $a^2-\sqrt{a b}+b=5$, then find $a^2+\sqrt{a b}+b$

1 vote
Accepted

Determining what relation means

1 vote
Accepted

How many ways are there to $2$-Color an $N$ by $N$ Grid such that there is at least one $3$ by $3$ Square?

1 vote

Is there a more geometrical definition of the tangent line of a curve? based on the intuitive idea that a tangent line only touches at one point

1 vote

Propositional Logic Help with First Order Logic

1 vote

Orthogonality with regards to norms in real vs complex fields

1 vote
Accepted

Approximate solutions to a transcendental equation of two variables

0 votes

How do you eyeball the eigenvectors?

0 votes
Accepted

Questions about functions and their graphs

0 votes

Proper Terminology for Difference via Subtraction vs. Division

0 votes
Accepted

Composition of the a linear transformation to equal another linear transformation

0 votes

Proving a f is continuous at 1/3

0 votes

Let R be the relation defined on the set of bijective functions from the set (1 to n) to the set (1 to n) by $fRg$ whenever $f = g^{-1}$

0 votes

Expressing a vector as a linear combination in $\mathbb{R}^4$