Which operation should be done first to evaluate #10 + (66-6^2)#?

1 Answer

The exponential inside the parenthesis

Explanation:

In the Order of Operations, commonly referred to as PEMDAS, we do P - parenthesis first.

Within the parenthesis, we have a Subtraction and an Exponential. PEMDAS tells us to do the Exponential first:

#10+(66-6^2)#

#10+(66-36)#

#10+(30)#

#40#