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Algebra Examples

$y = x^{3} - x^{2}$ , $x = 2$

Step 1

Substitute $2$ in for $x$ .

$y = {(2)}^{3} - {(2)}^{2}$

Step 2

Solve for $y$ .

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Step 2.1

Remove parentheses.

$y = 2^{3} - {(2)}^{2}$

Step 2.2

Remove parentheses.

$y = 2^{3} - 2^{2}$

Step 2.3

Remove parentheses.

$y = {(2)}^{3} - {(2)}^{2}$

Step 2.4

Simplify ${(2)}^{3} - {(2)}^{2}$ .

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Step 2.4.1

Simplify each term.

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Step 2.4.1.1

Raise $2$ to the power of $3$ .

$y = 8 - {(2)}^{2}$

Step 2.4.1.2

Raise $2$ to the power of $2$ .

$y = 8 - 1 \cdot 4$

Step 2.4.1.3

Multiply $- 1$ by $4$ .

$y = 8 - 4$

$y = 8 - 4$

Step 2.4.2

Subtract $4$ from $8$ .

$y = 4$

$y = 4$

$y = 4$

Step 3

Enter YOUR Problem

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