Question

`20 - (1)/(2) * {6}^(2)`
evaluate the expression​

Answer 1

2

Explanation:

Use PEMDAS:

P Parentheses first

E Exponents

MD Multiplication and Division (left-to-right)

AS Addition and Subtraction (left-to-right)

`20-(1)/(2)*6^2` Exponentes

`=20-(1)/(2)\cdot36` Multiplication

`=20-(36)/(2)=20-18` Subtraction

`=2`