### Questions (153)

 12 Prove that a symmetric matrix with a positive diagonal entry has at least one positive eigenvalue 6 $T^3=\frac{1}{2}(T+T^*) \rightarrow$ T is self adjoint 6 Find eigenspace for eigenvalues of a linear transformation $T(M)=-2M^t+M$ 5 A set which satisfies all conditions for a Group except associativity 4 Associative property with a two element set

### Reputation (2,569)

 +10 Is the Matrix Diagonalizable if $A^2=4I$ +10 Associative property with a two element set +10 A set which satisfies all conditions for a Group except associativity +10 Tautology - First Order Logic

 2 Composition and definition of functions 1 Finding Cumulative distribution function of $f_x(X) = \frac{1}{4} \cdot |X|$ 1 Jordan Normal Form of $A_{7 \times 7}$ with a singal eigenvalue $\lambda$ 0 Prove a function approaches infinity when the derivative is greater than $0$ 0 Calculate the limit $\left(\frac{1}{\sqrt{n^2+1}}+\frac{1}{\sqrt{n^2+2}}+…+\frac{1}{\sqrt{n^2+n}}\right)$

### Tags (86)

 2 functions × 14 1 probability × 6 2 function-and-relation-composition × 2 1 probability-theory × 5 1 linear-algebra × 53 1 density-function × 2 1 jordan-normal-form × 13 0 calculus × 54 1 minimal-polynomials × 10 0 real-analysis × 53