Evaluate(81)^-1/4×4√81
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⏩(81)^-1/4 × 4√81
Write the number in exponential form..
→ (3⁴)^-1/4 × 4√81
Calculate the square root..
→(3⁴)^-1/4 ×4 ×9
Simplify the expression by multiplying the exponents..
→3^-1 × 4 × 9
Any expression raised to the power of -1, equals it's reciprocal...
→ 1/3 × 4 × 9
Reduce the numbers with 3
→ 4×3
Multiply the numbers...
→12
The required solution...
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