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  • Member for 7 years, 10 months
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84
Is $\sqrt{64}$ considered $8$? or is it $8,-8$?
37
If $A$ is a $2\times2$ matrix, what is $\det(4A)$ in terms of $\det(A)$?
14
Giving a basis for the column space of A
13
Can we construct $\Bbb C$ without first identifying $\Bbb R$?
12
Degeneracy in one dimension
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