graciesfirst1ox04lq graciesfirst1ox04lq

26-05-2018
Mathematics

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[3{2} + (7 • 6 – 2{2})] – [30 ÷ (4 + 1)]

The ones in curly brackets are powers

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tramserran tramserran

26-05-2018

Use PEMDAS :
Parenthesis, Exponents, Multiplication & Division, Addition & Subtraction

[3² + (7 · 6 - 2²)] - [30 ÷ (4 + 1)]
[3² + (42 - 4)] - [30 ÷ (5)]
[3² + (38)] - [30 ÷ 5]
[9 + 38] - [6]
[47] - [6]
41

Answer: 41

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26-05-2018

The answer to this question is 41

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