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11-08-2017
Mathematics

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Which of the expressions below is equivalent to the expression: 42 + 32 – 13 × 2 + 38? a. 42 + 32 – (26 + 38) b. 42 + 32 – 13 × (2 + 38) c. 42 + 32 + 12 d. (4 + 3)2 + 12

Respuesta :

11-08-2017

Using PEMDAS, 42 + 32 - 13 * 2 + 38 can be simplified as,

C. 42 + 32 + 12 = 86

You can check this by inserting the given expression (42 + 32 - 13 * 2 + 38) into a calculator, which should also give you the same answer of 86.

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