Basic Math Examples

$\frac{(r + 2) (r + 3)}{(r + 4) (r - 2)} \cdot \frac{(r + 4) (r + 7)}{(r + 2) (r + 3)}$

Step 1

Cancel the common factor of $(r + 2) (r + 3)$ .

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Step 1.1

Cancel the common factor.

$\frac{(r + 2) (r + 3)}{(r + 4) (r - 2)} \cdot \frac{(r + 4) (r + 7)}{(r + 2) (r + 3)}$

Step 1.2

Rewrite the expression.

$\frac{1}{(r + 4) (r - 2)} \cdot ((r + 4) (r + 7))$

Step 2

Cancel the common factor of $r + 4$ .

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Step 2.1

Cancel the common factor.

$\frac{1}{(r + 4) (r - 2)} \cdot ((r + 4) (r + 7))$

Step 2.2

Rewrite the expression.

$\frac{1}{r - 2} \cdot (r + 7)$

Step 3

Multiply $\frac{1}{r - 2}$ by $r + 7$ .

$\frac{r + 7}{r - 2}$