$\"\"$

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The expression is $\"\"$ .

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Substitute n = 7 in the expression

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$\"\"$ (Substitute n = 7)

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Base is 7 and exponent is 4.

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$\"\"$ means 7 multiplied together 4 times.

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$\"\"$

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$\"\"$ (Multiply: $\"\"$ )

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$\"\"$ (Multiply: $\"\"$ )

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$\"\"$ (Multiply: $\"\"$ ) $\"\"$

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Substitute n = 0.4 in the expression.

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$\"\"$ (Substitute n = 0.4)

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Base is 0.4 and exponent is 4.

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$\"\"$ means 0.4 multiplied together 4 times.

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$\"\"$

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$\"\"$ (Multiply: $\"\"$ )

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$\"\"$ (Multiply: $\"\"$ )

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$\"\"$ (Multiply: $\"\"$ ) $\"\"$

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When n = 7 the solution is 2401.

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When n = 0.4 the solution is 0.0256.

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