How do you evaluate #4\times ( 12+ 2) + 9^ { 2}#?

1 Answer
Jim G.
Feb 25, 2017

#137#

Explanation:

When evaluating expressions with #color(blue)"mixed operations"# there is a particular order which must be followed.

Follow the order as set out in the acronym PEMDAS

[Parenthesis (brackets), Exponents (powers),Multiplication, Division, Addition and Subtraction]

#rArr4xx14+81larrcolor(red)" brackets/powers"#

#=56+81larrcolor(red)"multiplication"#

#=137larrcolor(red)" addition"#

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