dato datuashvili's user avatar
dato datuashvili's user avatar
dato datuashvili's user avatar
dato datuashvili
  • Member for 13 years, 6 months
  • Last seen more than a month ago
34 votes
Accepted

Prove that $ \det \left( A^{-1} \right) = \frac{1}{\det(A)} $

10 votes

Simplifying $\sin(4x)\cos(4x)$

5 votes
Accepted

Lagrange multipliers method

3 votes
Accepted

Solving a linear second order differential equation

3 votes

What is $\sin^2(x)$ equal to?

3 votes

convergence to infinity of$ (2^n + 3^n)^{\frac{1}{n}}$ (as $n \to \infty$)

3 votes

Orthogonal Trajectories

3 votes
Accepted

Square root notation and lengths of vectors

3 votes
Accepted

Lines tangent to the given curve

3 votes

What does this notation mean? Eigenvectors and Eigenvalues

3 votes

approximation for value of $2^x$ without using calculator

2 votes

Show that the roots of $x^2 − 2α x +β = 0$ are $x = α \pm \sqrt {α^2 −β}$

2 votes

The meaning of "let" in theorem statements

2 votes
Accepted

How to graph a hyperbola?

2 votes

Solving an algebraic equation for $x$

2 votes

Adding numbers with like bases and variable exponents

2 votes

What does $a$ mean in Taylor series formula?

2 votes
Accepted

Find the limit of $(x^2-1)(2-\cos x)$ as $x$ approaches $0$

2 votes

Find limit of function as $x$ approaches $ 0$

2 votes
Accepted

How to prove this vector direction angle identity?

2 votes

Find the derivative ${(x^{3} + 2)(x^{2} + 2) \over x^3+1}$

2 votes

very simple limit question $\lim_{t\to0}\frac{t^2}{1-\cos^2t}$

2 votes

Irrational number and Baire space

2 votes

The sum of areas of 2 squares is 400and the difference between their perimeters is 16cm. Find the sides of both squares.

2 votes

What is the process of solving an equation with the square and the 4th power of an unknown?

2 votes

A problem on multinomial distribution

2 votes
Accepted

Finding the linear equations of a piecewise defined function

2 votes

Does a quadratic necessarily have a root in this interval?

2 votes

Oriented trees and ordered trees

2 votes
Accepted

Find $g'(3)$ if $g(x)$

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