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Simplify:

[tex]\[ \sqrt[4]{3} \times \sqrt[4]{27} \][/tex]


Sagot :

To solve [tex]\(\sqrt[4]{3} \times \sqrt[4]{27}\)[/tex], we need to simplify and combine the expressions step-by-step. Follow along carefully:

1. Expressing both terms using fractional exponents:

[tex]\[ \sqrt[4]{3} = 3^{1/4} \][/tex]

[tex]\[ \sqrt[4]{27} = 27^{1/4} \][/tex]

2. Rewrite 27 using its prime factorization:

[tex]\[ 27 = 3 \times 3 \times 3 = 3^3 \][/tex]

Substituting in this factorization, we get:

[tex]\[ \sqrt[4]{27} = (3^3)^{1/4} \][/tex]

3. Applying the power of a power property [tex]\((a^{m})^n = a^{m \times n}\)[/tex]:

For the expression [tex]\((3^3)^{1/4}\)[/tex]:

[tex]\[ (3^3)^{1/4} = 3^{3 \times (1/4)} = 3^{3/4} \][/tex]

4. Now substitute back into our original expression:

[tex]\[ \sqrt[4]{3} \times \sqrt[4]{27} = 3^{1/4} \times 3^{3/4} \][/tex]

5. Using the property of exponents [tex]\((a^m \times a^n = a^{m+n})\)[/tex] to combine the terms:

[tex]\[ 3^{1/4} \times 3^{3/4} = 3^{1/4 + 3/4} \][/tex]

Simplify the exponent:

[tex]\[ 1/4 + 3/4 = 4/4 = 1 \][/tex]

So we have:

[tex]\[ 3^1 = 3 \][/tex]

Hence, the simplified result of [tex]\(\sqrt[4]{3} \times \sqrt[4]{27}\)[/tex] is [tex]\(3\)[/tex].

To provide the intermediate results from each step in numerical form:

- [tex]\(\sqrt[4]{3} \approx 1.3160740129524924\)[/tex]
- [tex]\(\sqrt[4]{27} = (3^3)^{1/4} \approx 2.2795070569547775\)[/tex]
- The product [tex]\(1.3160740129524924 \times 2.2795070569547775 \approx 2.9999999999999996\)[/tex]

Thus, the final result is [tex]\(3\)[/tex].