I need help on the first question please will mark brainiest

D.

Step-by-step explanation:

The expression is: *

For the first term: When a term with an exponent is inside parentheses with another exponent on the outside, the two exponents are multiplied by each other:

6 * 3 =  18

Now the expression looks like this: *  

Any number to the power of zero is 1.

So the equation now looks like this:   * 1

After you multiply the two terms, you end up with  .