Basic Math Examples

$(3 - \frac{9 m - 1}{m + 3 m^{2}}) \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 1

Factor $m$ out of $m + 3 m^{2}$ .

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Step 1.1

Raise $m$ to the power of $1$ .

$(3 - \frac{9 m - 1}{m^{1} + 3 m^{2}}) \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 1.2

Factor $m$ out of $m^{1}$ .

$(3 - \frac{9 m - 1}{m \cdot 1 + 3 m^{2}}) \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 1.3

Factor $m$ out of $3 m^{2}$ .

$(3 - \frac{9 m - 1}{m \cdot 1 + m (3 m)}) \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 1.4

Factor $m$ out of $m \cdot 1 + m (3 m)$ .

$(3 - \frac{9 m - 1}{m (1 + 3 m)}) \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 2

To write $3$ as a fraction with a common denominator, multiply by $\frac{m (1 + 3 m)}{m (1 + 3 m)}$ .

$(3 \cdot \frac{m (1 + 3 m)}{m (1 + 3 m)} - \frac{9 m - 1}{m (1 + 3 m)}) \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 3

Simplify terms.

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Step 3.1

Combine $3$ and $\frac{m (1 + 3 m)}{m (1 + 3 m)}$ .

$(\frac{3 (m (1 + 3 m))}{m (1 + 3 m)} - \frac{9 m - 1}{m (1 + 3 m)}) \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 3.2

Combine the numerators over the common denominator.

$\frac{3 (m (1 + 3 m)) - (9 m - 1)}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 4

Simplify the numerator.

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Step 4.1

Apply the distributive property.

$\frac{3 (m \cdot 1 + m (3 m)) - (9 m - 1)}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 4.2

Multiply $m$ by $1$ .

$\frac{3 (m + m (3 m)) - (9 m - 1)}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 4.3

Rewrite using the commutative property of multiplication.

$\frac{3 (m + 3 m \cdot m) - (9 m - 1)}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 4.4

Multiply $m$ by $m$ by adding the exponents.

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Step 4.4.1

Move $m$ .

$\frac{3 (m + 3 (m \cdot m)) - (9 m - 1)}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 4.4.2

Multiply $m$ by $m$ .

$\frac{3 (m + 3 m^{2}) - (9 m - 1)}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 4.5

Apply the distributive property.

$\frac{3 m + 3 (3 m^{2}) - (9 m - 1)}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 4.6

Multiply $3$ by $3$ .

$\frac{3 m + 9 m^{2} - (9 m - 1)}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 4.7

Apply the distributive property.

$\frac{3 m + 9 m^{2} - (9 m) - - 1}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 4.8

Multiply $9$ by $- 1$ .

$\frac{3 m + 9 m^{2} - 9 m - - 1}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 4.9

Multiply $- 1$ by $- 1$ .

$\frac{3 m + 9 m^{2} - 9 m + 1}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 4.10

Subtract $9 m$ from $3 m$ .

$\frac{9 m^{2} - 6 m + 1}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 4.11

Factor using the perfect square rule.

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Step 4.11.1

Rewrite $9 m^{2}$ as ${(3 m)}^{2}$ .

$\frac{{(3 m)}^{2} - 6 m + 1}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 4.11.2

Rewrite $1$ as $1^{2}$ .

$\frac{{(3 m)}^{2} - 6 m + 1^{2}}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 4.11.3

Check that the middle term is two times the product of the numbers being squared in the first term and third term.

$6 m = 2 \cdot (3 m) \cdot 1$

Step 4.11.4

Rewrite the polynomial.

$\frac{{(3 m)}^{2} - 2 \cdot (3 m) \cdot 1 + 1^{2}}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 4.11.5

Factor using the perfect square trinomial rule $a^{2} - 2 a b + b^{2} = {(a - b)}^{2}$ , where $a = 3 m$ and $b = 1$ .

$\frac{{(3 m - 1)}^{2}}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{9 m - 3})$

Step 5

Simplify terms.

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Step 5.1

Factor $3$ out of $9 m - 3$ .

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Step 5.1.1

Factor $3$ out of $9 m$ .

$\frac{{(3 m - 1)}^{2}}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{3 (3 m) - 3})$

Step 5.1.2

Factor $3$ out of $- 3$ .

$\frac{{(3 m - 1)}^{2}}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{3 (3 m) + 3 (- 1)})$

Step 5.1.3

Factor $3$ out of $3 (3 m) + 3 (- 1)$ .

$\frac{{(3 m - 1)}^{2}}{m (1 + 3 m)} \cdot (m + 1 + \frac{4}{3 (3 m - 1)})$

Step 5.2

Multiply $\frac{{(3 m - 1)}^{2}}{m (1 + 3 m)}$ by $m + 1 + \frac{4}{3 (3 m - 1)}$ .

$\frac{{(3 m - 1)}^{2} (m + 1 + \frac{4}{3 (3 m - 1)})}{m (1 + 3 m)}$

Step 6

Simplify the numerator.

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Step 6.1

To write $m$ as a fraction with a common denominator, multiply by $\frac{3 (3 m - 1)}{3 (3 m - 1)}$ .

$\frac{{(3 m - 1)}^{2} (m \cdot \frac{3 (3 m - 1)}{3 (3 m - 1)} + \frac{4}{3 (3 m - 1)} + 1)}{m (1 + 3 m)}$

Step 6.2

Combine $m$ and $\frac{3 (3 m - 1)}{3 (3 m - 1)}$ .

$\frac{{(3 m - 1)}^{2} (\frac{m (3 (3 m - 1))}{3 (3 m - 1)} + \frac{4}{3 (3 m - 1)} + 1)}{m (1 + 3 m)}$

Step 6.3

Combine the numerators over the common denominator.

$\frac{{(3 m - 1)}^{2} (\frac{m (3 (3 m - 1)) + 4}{3 (3 m - 1)} + 1)}{m (1 + 3 m)}$

Step 6.4

Simplify the numerator.

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Step 6.4.1

Rewrite using the commutative property of multiplication.

$\frac{{(3 m - 1)}^{2} (\frac{3 m (3 m - 1) + 4}{3 (3 m - 1)} + 1)}{m (1 + 3 m)}$

Step 6.4.2

Apply the distributive property.

$\frac{{(3 m - 1)}^{2} (\frac{3 m (3 m) + 3 m \cdot - 1 + 4}{3 (3 m - 1)} + 1)}{m (1 + 3 m)}$

Step 6.4.3

Rewrite using the commutative property of multiplication.

$\frac{{(3 m - 1)}^{2} (\frac{3 \cdot 3 m \cdot m + 3 m \cdot - 1 + 4}{3 (3 m - 1)} + 1)}{m (1 + 3 m)}$

Step 6.4.4

Multiply $- 1$ by $3$ .

$\frac{{(3 m - 1)}^{2} (\frac{3 \cdot 3 m \cdot m - 3 m + 4}{3 (3 m - 1)} + 1)}{m (1 + 3 m)}$

Step 6.4.5

Simplify each term.

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Step 6.4.5.1

Multiply $m$ by $m$ by adding the exponents.

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Step 6.4.5.1.1

Move $m$ .

$\frac{{(3 m - 1)}^{2} (\frac{3 \cdot 3 (m \cdot m) - 3 m + 4}{3 (3 m - 1)} + 1)}{m (1 + 3 m)}$

Step 6.4.5.1.2

Multiply $m$ by $m$ .

$\frac{{(3 m - 1)}^{2} (\frac{3 \cdot 3 m^{2} - 3 m + 4}{3 (3 m - 1)} + 1)}{m (1 + 3 m)}$

Step 6.4.5.2

Multiply $3$ by $3$ .

$\frac{{(3 m - 1)}^{2} (\frac{9 m^{2} - 3 m + 4}{3 (3 m - 1)} + 1)}{m (1 + 3 m)}$

Step 6.5

Write $1$ as a fraction with a common denominator.

$\frac{{(3 m - 1)}^{2} (\frac{9 m^{2} - 3 m + 4}{3 (3 m - 1)} + \frac{3 (3 m - 1)}{3 (3 m - 1)})}{m (1 + 3 m)}$

Step 6.6

Combine the numerators over the common denominator.

$\frac{{(3 m - 1)}^{2} \frac{9 m^{2} - 3 m + 4 + 3 (3 m - 1)}{3 (3 m - 1)}}{m (1 + 3 m)}$

Step 6.7

Simplify the numerator.

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Step 6.7.1

Apply the distributive property.

$\frac{{(3 m - 1)}^{2} \frac{9 m^{2} - 3 m + 4 + 3 (3 m) + 3 \cdot - 1}{3 (3 m - 1)}}{m (1 + 3 m)}$

Step 6.7.2

Multiply $3$ by $3$ .

$\frac{{(3 m - 1)}^{2} \frac{9 m^{2} - 3 m + 4 + 9 m + 3 \cdot - 1}{3 (3 m - 1)}}{m (1 + 3 m)}$

Step 6.7.3

Multiply $3$ by $- 1$ .

$\frac{{(3 m - 1)}^{2} \frac{9 m^{2} - 3 m + 4 + 9 m - 3}{3 (3 m - 1)}}{m (1 + 3 m)}$

Step 6.7.4

Add $- 3 m$ and $9 m$ .

$\frac{{(3 m - 1)}^{2} \frac{9 m^{2} + 6 m + 4 - 3}{3 (3 m - 1)}}{m (1 + 3 m)}$

Step 6.7.5

Subtract $3$ from $4$ .

$\frac{{(3 m - 1)}^{2} \frac{9 m^{2} + 6 m + 1}{3 (3 m - 1)}}{m (1 + 3 m)}$

Step 6.7.6

Factor using the perfect square rule.

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Step 6.7.6.1

Rewrite $9 m^{2}$ as ${(3 m)}^{2}$ .

$\frac{{(3 m - 1)}^{2} \frac{{(3 m)}^{2} + 6 m + 1}{3 (3 m - 1)}}{m (1 + 3 m)}$

Step 6.7.6.2

Rewrite $1$ as $1^{2}$ .

$\frac{{(3 m - 1)}^{2} \frac{{(3 m)}^{2} + 6 m + 1^{2}}{3 (3 m - 1)}}{m (1 + 3 m)}$

Step 6.7.6.3

Check that the middle term is two times the product of the numbers being squared in the first term and third term.

$6 m = 2 \cdot (3 m) \cdot 1$

Step 6.7.6.4

Rewrite the polynomial.

$\frac{{(3 m - 1)}^{2} \frac{{(3 m)}^{2} + 2 \cdot (3 m) \cdot 1 + 1^{2}}{3 (3 m - 1)}}{m (1 + 3 m)}$

Step 6.7.6.5

Factor using the perfect square trinomial rule $a^{2} + 2 a b + b^{2} = {(a + b)}^{2}$ , where $a = 3 m$ and $b = 1$ .

$\frac{{(3 m - 1)}^{2} \frac{{(3 m + 1)}^{2}}{3 (3 m - 1)}}{m (1 + 3 m)}$

Step 7

Simplify terms.

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Step 7.1

Combine ${(3 m - 1)}^{2}$ and $\frac{{(3 m + 1)}^{2}}{3 (3 m - 1)}$ .

$\frac{\frac{{(3 m - 1)}^{2} {(3 m + 1)}^{2}}{3 (3 m - 1)}}{m (1 + 3 m)}$

Step 7.2

Reduce the expression $\frac{{(3 m - 1)}^{2} {(3 m + 1)}^{2}}{3 (3 m - 1)}$ by cancelling the common factors.

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Step 7.2.1

Factor $3 m - 1$ out of ${(3 m - 1)}^{2} {(3 m + 1)}^{2}$ .

$\frac{\frac{(3 m - 1) ((3 m - 1) {(3 m + 1)}^{2})}{3 (3 m - 1)}}{m (1 + 3 m)}$

Step 7.2.2

Factor $3 m - 1$ out of $3 (3 m - 1)$ .

$\frac{\frac{(3 m - 1) ((3 m - 1) {(3 m + 1)}^{2})}{(3 m - 1) \cdot 3}}{m (1 + 3 m)}$

Step 7.2.3

Cancel the common factor.

$\frac{\frac{(3 m - 1) ((3 m - 1) {(3 m + 1)}^{2})}{(3 m - 1) \cdot 3}}{m (1 + 3 m)}$

Step 7.2.4

Rewrite the expression.

$\frac{\frac{(3 m - 1) {(3 m + 1)}^{2}}{3}}{m (1 + 3 m)}$

Step 8

Multiply the numerator by the reciprocal of the denominator.

$\frac{(3 m - 1) {(3 m + 1)}^{2}}{3} \cdot \frac{1}{m (1 + 3 m)}$

Step 9

Combine.

$\frac{(3 m - 1) {(3 m + 1)}^{2} \cdot 1}{3 (m (1 + 3 m))}$

Step 10

Cancel the common factor of ${(3 m + 1)}^{2}$ and $1 + 3 m$ .

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Step 10.1

Reorder terms.

$\frac{(3 m - 1) {(3 m + 1)}^{2} \cdot 1}{3 (m (3 m + 1))}$

Step 10.2

Factor $3 m + 1$ out of $(3 m - 1) {(3 m + 1)}^{2} \cdot 1$ .

$\frac{(3 m + 1) (((3 m - 1) (3 m + 1)) \cdot 1)}{3 (m (3 m + 1))}$

Step 10.3

Cancel the common factors.

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Step 10.3.1

Factor $3 m + 1$ out of $3 (m (3 m + 1))$ .

$\frac{(3 m + 1) (((3 m - 1) (3 m + 1)) \cdot 1)}{(3 m + 1) (3 (m))}$

Step 10.3.2

Cancel the common factor.

$\frac{(3 m + 1) (((3 m - 1) (3 m + 1)) \cdot 1)}{(3 m + 1) (3 (m))}$

Step 10.3.3

Rewrite the expression.

$\frac{((3 m - 1) (3 m + 1)) \cdot 1}{3 (m)}$

Step 11

Multiply $3 m - 1$ by $1$ .

$\frac{(3 m - 1) (3 m + 1)}{3 m}$