How do you find #2^ { 2} \times 5+ 4^ { 2} #?

1 Answer
Jim G.
Dec 22, 2016

#36#

Explanation:

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

Follow the order as sey out in the acronym PEMDAS [Parenthesis(brackets) , Exponents(powers) , Multiplication , Division , Addition , Subtraction ]

Since there are no brackets we can start with the powers.

#(2xx2)xx5+(4xx4)=4xx5+16larr" powers"#

#=20+16larr" multiplication"#

#=36larr" addition"#

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