Algebra Examples

${(b - c)}^{3} + {(c - a)}^{3} + {(a - b)}^{3}$

Step 1

Use the Binomial Theorem.

$b^{3} + 3 b^{2} (- c) + 3 b {(- c)}^{2} + {(- c)}^{3} + {(c - a)}^{3} + {(a - b)}^{3}$

Step 2

Simplify each term.

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Step 2.1

Rewrite using the commutative property of multiplication.

$b^{3} + 3 \cdot - 1 b^{2} c + 3 b {(- c)}^{2} + {(- c)}^{3} + {(c - a)}^{3} + {(a - b)}^{3}$

Step 2.2

Multiply $3$ by $- 1$ .

$b^{3} - 3 b^{2} c + 3 b {(- c)}^{2} + {(- c)}^{3} + {(c - a)}^{3} + {(a - b)}^{3}$

Step 2.3

Apply the product rule to $- c$ .

$b^{3} - 3 b^{2} c + 3 b ({(- 1)}^{2} c^{2}) + {(- c)}^{3} + {(c - a)}^{3} + {(a - b)}^{3}$

Step 2.4

Rewrite using the commutative property of multiplication.

$b^{3} - 3 b^{2} c + 3 \cdot {(- 1)}^{2} b c^{2} + {(- c)}^{3} + {(c - a)}^{3} + {(a - b)}^{3}$

Step 2.5

Raise $- 1$ to the power of $2$ .

$b^{3} - 3 b^{2} c + 3 \cdot 1 b c^{2} + {(- c)}^{3} + {(c - a)}^{3} + {(a - b)}^{3}$

Step 2.6

Multiply $3$ by $1$ .

$b^{3} - 3 b^{2} c + 3 b c^{2} + {(- c)}^{3} + {(c - a)}^{3} + {(a - b)}^{3}$

Step 2.7

Apply the product rule to $- c$ .

$b^{3} - 3 b^{2} c + 3 b c^{2} + {(- 1)}^{3} c^{3} + {(c - a)}^{3} + {(a - b)}^{3}$

Step 2.8

Raise $- 1$ to the power of $3$ .

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + {(c - a)}^{3} + {(a - b)}^{3}$

Step 3

Use the Binomial Theorem.

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} + 3 c^{2} (- a) + 3 c {(- a)}^{2} + {(- a)}^{3} + {(a - b)}^{3}$

Step 4

Simplify each term.

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Step 4.1

Rewrite using the commutative property of multiplication.

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} + 3 \cdot - 1 c^{2} a + 3 c {(- a)}^{2} + {(- a)}^{3} + {(a - b)}^{3}$

Step 4.2

Multiply $3$ by $- 1$ .

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 c {(- a)}^{2} + {(- a)}^{3} + {(a - b)}^{3}$

Step 4.3

Apply the product rule to $- a$ .

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 c ({(- 1)}^{2} a^{2}) + {(- a)}^{3} + {(a - b)}^{3}$

Step 4.4

Rewrite using the commutative property of multiplication.

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 \cdot {(- 1)}^{2} c a^{2} + {(- a)}^{3} + {(a - b)}^{3}$

Step 4.5

Raise $- 1$ to the power of $2$ .

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 \cdot 1 c a^{2} + {(- a)}^{3} + {(a - b)}^{3}$

Step 4.6

Multiply $3$ by $1$ .

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 c a^{2} + {(- a)}^{3} + {(a - b)}^{3}$

Step 4.7

Apply the product rule to $- a$ .

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 c a^{2} + {(- 1)}^{3} a^{3} + {(a - b)}^{3}$

Step 4.8

Raise $- 1$ to the power of $3$ .

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 c a^{2} - a^{3} + {(a - b)}^{3}$

Step 5

Use the Binomial Theorem.

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 c a^{2} - a^{3} + a^{3} + 3 a^{2} (- b) + 3 a {(- b)}^{2} + {(- b)}^{3}$

Step 6

Simplify each term.

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Step 6.1

Rewrite using the commutative property of multiplication.

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 c a^{2} - a^{3} + a^{3} + 3 \cdot - 1 a^{2} b + 3 a {(- b)}^{2} + {(- b)}^{3}$

Step 6.2

Multiply $3$ by $- 1$ .

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 c a^{2} - a^{3} + a^{3} - 3 a^{2} b + 3 a {(- b)}^{2} + {(- b)}^{3}$

Step 6.3

Apply the product rule to $- b$ .

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 c a^{2} - a^{3} + a^{3} - 3 a^{2} b + 3 a ({(- 1)}^{2} b^{2}) + {(- b)}^{3}$

Step 6.4

Rewrite using the commutative property of multiplication.

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 c a^{2} - a^{3} + a^{3} - 3 a^{2} b + 3 \cdot {(- 1)}^{2} a b^{2} + {(- b)}^{3}$

Step 6.5

Raise $- 1$ to the power of $2$ .

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 c a^{2} - a^{3} + a^{3} - 3 a^{2} b + 3 \cdot 1 a b^{2} + {(- b)}^{3}$

Step 6.6

Multiply $3$ by $1$ .

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 c a^{2} - a^{3} + a^{3} - 3 a^{2} b + 3 a b^{2} + {(- b)}^{3}$

Step 6.7

Apply the product rule to $- b$ .

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 c a^{2} - a^{3} + a^{3} - 3 a^{2} b + 3 a b^{2} + {(- 1)}^{3} b^{3}$

Step 6.8

Raise $- 1$ to the power of $3$ .

$b^{3} - 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 c a^{2} - a^{3} + a^{3} - 3 a^{2} b + 3 a b^{2} - b^{3}$

Step 7

Subtract $b^{3}$ from $b^{3}$ .

$- 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 c a^{2} - a^{3} + a^{3} - 3 a^{2} b + 3 a b^{2} + 0$

Step 8

Add $- 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 c a^{2} - a^{3} + a^{3} - 3 a^{2} b + 3 a b^{2}$ and $0$ .

$- 3 b^{2} c + 3 b c^{2} - c^{3} + c^{3} - 3 c^{2} a + 3 c a^{2} - a^{3} + a^{3} - 3 a^{2} b + 3 a b^{2}$

Step 9

Add $- c^{3}$ and $c^{3}$ .

$- 3 b^{2} c + 3 b c^{2} + 0 - 3 c^{2} a + 3 c a^{2} - a^{3} + a^{3} - 3 a^{2} b + 3 a b^{2}$

Step 10

Add $- 3 b^{2} c$ and $0$ .

$- 3 b^{2} c + 3 b c^{2} - 3 c^{2} a + 3 c a^{2} - a^{3} + a^{3} - 3 a^{2} b + 3 a b^{2}$

Step 11

Add $- a^{3}$ and $a^{3}$ .

$- 3 b^{2} c + 3 b c^{2} - 3 c^{2} a + 3 c a^{2} + 0 - 3 a^{2} b + 3 a b^{2}$

Step 12

Add $- 3 b^{2} c$ and $0$ .

$- 3 b^{2} c + 3 b c^{2} - 3 c^{2} a + 3 c a^{2} - 3 a^{2} b + 3 a b^{2}$

Step 13

Factor $3$ out of $- 3 b^{2} c + 3 b c^{2} - 3 c^{2} a + 3 c a^{2} - 3 a^{2} b + 3 a b^{2}$ .

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Step 13.1

Factor $3$ out of $- 3 b^{2} c$ .

$3 (- b^{2} c) + 3 b c^{2} - 3 c^{2} a + 3 c a^{2} - 3 a^{2} b + 3 a b^{2}$

Step 13.2

Factor $3$ out of $3 b c^{2}$ .

$3 (- b^{2} c) + 3 (b c^{2}) - 3 c^{2} a + 3 c a^{2} - 3 a^{2} b + 3 a b^{2}$

Step 13.3

Factor $3$ out of $- 3 c^{2} a$ .

$3 (- b^{2} c) + 3 (b c^{2}) + 3 (- c^{2} a) + 3 c a^{2} - 3 a^{2} b + 3 a b^{2}$

Step 13.4

Factor $3$ out of $3 c a^{2}$ .

$3 (- b^{2} c) + 3 (b c^{2}) + 3 (- c^{2} a) + 3 (c a^{2}) - 3 a^{2} b + 3 a b^{2}$

Step 13.5

Factor $3$ out of $- 3 a^{2} b$ .

$3 (- b^{2} c) + 3 (b c^{2}) + 3 (- c^{2} a) + 3 (c a^{2}) + 3 (- a^{2} b) + 3 a b^{2}$

Step 13.6

Factor $3$ out of $3 a b^{2}$ .

$3 (- b^{2} c) + 3 (b c^{2}) + 3 (- c^{2} a) + 3 (c a^{2}) + 3 (- a^{2} b) + 3 (a b^{2})$

Step 13.7

Factor $3$ out of $3 (- b^{2} c) + 3 (b c^{2})$ .

$3 (- b^{2} c + b c^{2}) + 3 (- c^{2} a) + 3 (c a^{2}) + 3 (- a^{2} b) + 3 (a b^{2})$

Step 13.8

Factor $3$ out of $3 (- b^{2} c + b c^{2}) + 3 (- c^{2} a)$ .

$3 (- b^{2} c + b c^{2} - c^{2} a) + 3 (c a^{2}) + 3 (- a^{2} b) + 3 (a b^{2})$

Step 13.9

Factor $3$ out of $3 (- b^{2} c + b c^{2} - c^{2} a) + 3 (c a^{2})$ .

$3 (- b^{2} c + b c^{2} - c^{2} a + c a^{2}) + 3 (- a^{2} b) + 3 (a b^{2})$

Step 13.10

Factor $3$ out of $3 (- b^{2} c + b c^{2} - c^{2} a + c a^{2}) + 3 (- a^{2} b)$ .

$3 (- b^{2} c + b c^{2} - c^{2} a + c a^{2} - a^{2} b) + 3 (a b^{2})$

Step 13.11

Factor $3$ out of $3 (- b^{2} c + b c^{2} - c^{2} a + c a^{2} - a^{2} b) + 3 (a b^{2})$ .

$3 (- b^{2} c + b c^{2} - c^{2} a + c a^{2} - a^{2} b + a b^{2})$