Mario simplified the expression as shown.

which statement explains mario’s error?

Last option

Step-by-step explanation:

1. According to the properties of exponents, you have that:

2. Then, he must simplify the expression as following:

3. Therefore, as you can see, should have also applied the negative exponent to 4 to get

The correct answer option is He should have also applied the exponent -3 to 4 to get .

Step-by-step explanation:

The following expression was to be simplified by Mario:

Given this expression, we need to apply this rule on it in order to simplify:

So we would get:

This would be the right simplification for the given expression but by looking at Mario's work shown, we can conclude that:

He should have also applied the exponent -3 to 4 to get .

true

step-by-step explanation:

step-by-step explanation:

you can add the two numbers and divide the result by 2. or you can find the gap between the two numbers and add half of this to the smaller number.