culoseco69 culoseco69

19-06-2019
Mathematics

contestada

Evaluate 2x2 - 1 when x = 3.

Respuesta :

19-06-2019

Hello!

2.x^2 - 1 = 2.3^2 - 1 = 2.9 - 1 = 18-1 = 17

Good luck!

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awsomepluto541 awsomepluto541

19-06-2019

Answer:11

Step-by-step explanation:2(3)x2-1=11

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