jwang1646 jwang1646

19-11-2021
Mathematics

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Answer question below plz show work (only if you show work I will give brainliest)

(2x)^2 -x+1 When x= -2

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hnori22003 hnori22003

19-11-2021

[tex]( {2x})^{2} - x + 1 = [/tex]

[tex]4 {x}^{2} - x + 1 = [/tex]

[tex]4 ({ - 2})^{2} - ( - 2) + 1 = [/tex]

[tex]4 \times 4 + 4 + 1 = [/tex]

[tex]16 + 4 + 1 = [/tex]

[tex]21[/tex]

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AvaAspin AvaAspin

19-11-2021

(2x-2)^2. -2+1= 15

correct me if i’m wrong

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