How do you evaluate #(2\times 3+ 9^ { 2} ) - 3#?

1 Answer
EZ as pi
Feb 26, 2017

#=84#

Explanation:

There are two terms, but inside the bracket there are also two terms.

The order of operation specifies that addition and subtraction are done last.

#(color(red)(2xx3)color(blue)(+9^2))color(green)(-3)#

#=(color(red)(6)color(blue)(+81))color(green)(-3)#

#=87-3#

#=84#

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