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Linear Algebra Examples

Popular Problems

Find the Cardinality s={1,2x,x^2-4}

$s = {1, 2 x, x^{2} - 4}$

Step 1

The cardinality of a set is the number of members in the set.

$3$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$

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