macieljohnson07 macieljohnson07

21-11-2019
Mathematics

contestada

What is the value of 7x squared + 2x when x=3

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Аноним Аноним

22-11-2019

Answer:441

Step-by-step explanation:7x squared + 2x when x=3

7x3=21 squared would be 21x21

=441

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