2022-03-17

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asked 2022-04-19

asked 2022-03-30

If u, v, w ∈ R n , then span(u, v + w) = span(u + v, w)

asked 2022-05-23

asked 2022-04-03

asked 2022-05-02

${\mathrm{End}}_{\mathrm{\mathbb{R}}\left[x\right]}\left(M\right)$ where $M=\frac{\mathbb{R}\left[x\right]}{({x}^{2}+1)}$ is a module over the ring $\mathbb{R}\left[x\right]$

asked 2022-05-05

Suppose$U=\{(x,y,x+y,x-y,2x)\in {F}^{5},x,y\in F\}$ . Find a subspace $W$of ${F}^{5}$ such that ${F}^{5}=U\oplus W$.

asked 2022-05-08

${\int}_{1}^{3}\frac{8x}{(2x+4)*3}dx$