Finite Math Examples

$\sqrt{m^{7} n^{11}} - \sqrt{m^{11} n^{5}} + \sqrt{m^{5} n}$

Step 1

Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt{m^{7} n^{11}}$ as ${(m^{7} n^{11})}^{\frac{1}{2}}$ .

${(m^{7} n^{11})}^{\frac{1}{2}} - \sqrt{m^{11} n^{5}} + \sqrt{m^{5} n}$

Step 2

Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt{m^{11} n^{5}}$ as ${(m^{11} n^{5})}^{\frac{1}{2}}$ .

${(m^{7} n^{11})}^{\frac{1}{2}} - {(m^{11} n^{5})}^{\frac{1}{2}} + \sqrt{m^{5} n}$

Step 3

Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt{m^{5} n}$ as ${(m^{5} n)}^{\frac{1}{2}}$ .

${(m^{7} n^{11})}^{\frac{1}{2}} - {(m^{11} n^{5})}^{\frac{1}{2}} + {(m^{5} n)}^{\frac{1}{2}}$

Step 4

Apply the product rule to $m^{7} n^{11}$ .

${(m^{7})}^{\frac{1}{2}} {(n^{11})}^{\frac{1}{2}} - {(m^{11} n^{5})}^{\frac{1}{2}} + {(m^{5} n)}^{\frac{1}{2}}$

Step 5

Multiply the exponents in ${(m^{7})}^{\frac{1}{2}}$ .

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Step 5.1

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$m^{7 (\frac{1}{2})} {(n^{11})}^{\frac{1}{2}} - {(m^{11} n^{5})}^{\frac{1}{2}} + {(m^{5} n)}^{\frac{1}{2}}$

Step 5.2

Combine $7$ and $\frac{1}{2}$ .

$m^{\frac{7}{2}} {(n^{11})}^{\frac{1}{2}} - {(m^{11} n^{5})}^{\frac{1}{2}} + {(m^{5} n)}^{\frac{1}{2}}$

Step 6

Multiply the exponents in ${(n^{11})}^{\frac{1}{2}}$ .

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Step 6.1

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$m^{\frac{7}{2}} n^{11 (\frac{1}{2})} - {(m^{11} n^{5})}^{\frac{1}{2}} + {(m^{5} n)}^{\frac{1}{2}}$

Step 6.2

Combine $11$ and $\frac{1}{2}$ .

$m^{\frac{7}{2}} n^{\frac{11}{2}} - {(m^{11} n^{5})}^{\frac{1}{2}} + {(m^{5} n)}^{\frac{1}{2}}$

Step 7

Apply the product rule to $m^{11} n^{5}$ .

$m^{\frac{7}{2}} n^{\frac{11}{2}} - ({(m^{11})}^{\frac{1}{2}} {(n^{5})}^{\frac{1}{2}}) + {(m^{5} n)}^{\frac{1}{2}}$

Step 8

Multiply the exponents in ${(m^{11})}^{\frac{1}{2}}$ .

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Step 8.1

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$m^{\frac{7}{2}} n^{\frac{11}{2}} - (m^{11 (\frac{1}{2})} {(n^{5})}^{\frac{1}{2}}) + {(m^{5} n)}^{\frac{1}{2}}$

Step 8.2

Combine $11$ and $\frac{1}{2}$ .

$m^{\frac{7}{2}} n^{\frac{11}{2}} - (m^{\frac{11}{2}} {(n^{5})}^{\frac{1}{2}}) + {(m^{5} n)}^{\frac{1}{2}}$

Step 9

Multiply the exponents in ${(n^{5})}^{\frac{1}{2}}$ .

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Step 9.1

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$m^{\frac{7}{2}} n^{\frac{11}{2}} - (m^{\frac{11}{2}} n^{5 (\frac{1}{2})}) + {(m^{5} n)}^{\frac{1}{2}}$

Step 9.2

Combine $5$ and $\frac{1}{2}$ .

$m^{\frac{7}{2}} n^{\frac{11}{2}} - (m^{\frac{11}{2}} n^{\frac{5}{2}}) + {(m^{5} n)}^{\frac{1}{2}}$

Step 10

Remove parentheses.

$m^{\frac{7}{2}} n^{\frac{11}{2}} - m^{\frac{11}{2}} n^{\frac{5}{2}} + {(m^{5} n)}^{\frac{1}{2}}$

Step 11

Apply the product rule to $m^{5} n$ .

$m^{\frac{7}{2}} n^{\frac{11}{2}} - m^{\frac{11}{2}} n^{\frac{5}{2}} + {(m^{5})}^{\frac{1}{2}} n^{\frac{1}{2}}$

Step 12

Multiply the exponents in ${(m^{5})}^{\frac{1}{2}}$ .

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Step 12.1

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$m^{\frac{7}{2}} n^{\frac{11}{2}} - m^{\frac{11}{2}} n^{\frac{5}{2}} + m^{5 (\frac{1}{2})} n^{\frac{1}{2}}$

Step 12.2

Combine $5$ and $\frac{1}{2}$ .

$m^{\frac{7}{2}} n^{\frac{11}{2}} - m^{\frac{11}{2}} n^{\frac{5}{2}} + m^{\frac{5}{2}} n^{\frac{1}{2}}$

Step 13

Rewrite $m^{\frac{7}{2}} n^{\frac{11}{2}} - m^{\frac{11}{2}} n^{\frac{5}{2}} + m^{\frac{5}{2}} n^{\frac{1}{2}}$ in a factored form.

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Step 13.1

Factor $m^{\frac{5}{2}} n^{\frac{1}{2}}$ out of $m^{\frac{7}{2}} n^{\frac{11}{2}} - m^{\frac{11}{2}} n^{\frac{5}{2}} + m^{\frac{5}{2}} n^{\frac{1}{2}}$ .

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Step 13.1.1

Factor $m^{\frac{5}{2}} n^{\frac{1}{2}}$ out of $m^{\frac{7}{2}} n^{\frac{11}{2}}$ .

$m^{\frac{5}{2}} n^{\frac{1}{2}} (m^{\frac{2}{2}} n^{\frac{10}{2}}) - m^{\frac{11}{2}} n^{\frac{5}{2}} + m^{\frac{5}{2}} n^{\frac{1}{2}}$

Step 13.1.2

Factor $m^{\frac{5}{2}} n^{\frac{1}{2}}$ out of $- m^{\frac{11}{2}} n^{\frac{5}{2}}$ .

$m^{\frac{5}{2}} n^{\frac{1}{2}} (m^{\frac{2}{2}} n^{\frac{10}{2}}) + m^{\frac{5}{2}} n^{\frac{1}{2}} (- m^{\frac{6}{2}} n^{\frac{4}{2}}) + m^{\frac{5}{2}} n^{\frac{1}{2}}$

Step 13.1.3

Factor $m^{\frac{5}{2}} n^{\frac{1}{2}}$ out of $m^{\frac{5}{2}} n^{\frac{1}{2}}$ .

$m^{\frac{5}{2}} n^{\frac{1}{2}} (m^{\frac{2}{2}} n^{\frac{10}{2}}) + m^{\frac{5}{2}} n^{\frac{1}{2}} (- m^{\frac{6}{2}} n^{\frac{4}{2}}) + m^{\frac{5}{2}} n^{\frac{1}{2}} (1)$

Step 13.1.4

Factor $m^{\frac{5}{2}} n^{\frac{1}{2}}$ out of $m^{\frac{5}{2}} n^{\frac{1}{2}} (m^{\frac{2}{2}} n^{\frac{10}{2}}) + m^{\frac{5}{2}} n^{\frac{1}{2}} (- m^{\frac{6}{2}} n^{\frac{4}{2}})$ .

$m^{\frac{5}{2}} n^{\frac{1}{2}} (m^{\frac{2}{2}} n^{\frac{10}{2}} - m^{\frac{6}{2}} n^{\frac{4}{2}}) + m^{\frac{5}{2}} n^{\frac{1}{2}} (1)$

Step 13.1.5

Factor $m^{\frac{5}{2}} n^{\frac{1}{2}}$ out of $m^{\frac{5}{2}} n^{\frac{1}{2}} (m^{\frac{2}{2}} n^{\frac{10}{2}} - m^{\frac{6}{2}} n^{\frac{4}{2}}) + m^{\frac{5}{2}} n^{\frac{1}{2}} (1)$ .

$m^{\frac{5}{2}} n^{\frac{1}{2}} (m^{\frac{2}{2}} n^{\frac{10}{2}} - m^{\frac{6}{2}} n^{\frac{4}{2}} + 1)$

Step 13.2

Divide $2$ by $2$ .

$m^{\frac{5}{2}} n^{\frac{1}{2}} (m^{1} n^{\frac{10}{2}} - m^{\frac{6}{2}} n^{\frac{4}{2}} + 1)$

Step 13.3

Simplify.

$m^{\frac{5}{2}} n^{\frac{1}{2}} (m n^{\frac{10}{2}} - m^{\frac{6}{2}} n^{\frac{4}{2}} + 1)$

Step 13.4

Divide $10$ by $2$ .

$m^{\frac{5}{2}} n^{\frac{1}{2}} (m n^{5} - m^{\frac{6}{2}} n^{\frac{4}{2}} + 1)$

Step 13.5

Divide $6$ by $2$ .

$m^{\frac{5}{2}} n^{\frac{1}{2}} (m n^{5} - m^{3} n^{\frac{4}{2}} + 1)$

Step 13.6

Divide $4$ by $2$ .

$m^{\frac{5}{2}} n^{\frac{1}{2}} (m n^{5} - m^{3} n^{2} + 1)$