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25-06-2019
Mathematics

contestada

Evaluate this exponential expression.
3.(5+4)2 - 42=
what’s the answer

Respuesta :

tmarsheuna tmarsheuna

26-06-2019

Answer:

[tex]12[/tex]

Step-by-step explanation:

[tex]3 \times (5 + 4) \times 2 - 42 \\ \\ 1. \: 3 \times 9 \times 2 - 42 \\ 2. \: 54 - 42 \\ 12[/tex]

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