$\"\"$ $\"\"$

The expression is d⁴.

Base is d and the exponent is 4.

d⁴ means "d to the fourth power" or "d to the power 4"

$\"\"$

Substitute $\"\"$ in the expression.

$\"\"$

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

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

Base is d and the exponent is 4.

Value of the expression is $\"\"$ .