Question

(2x-1).(2x^3+x^2+2x+1)=26
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Answer 1

Resposta:

Explicação passo-a-passo:

(2x-1).(2x^3+x^2+2x+1)=26

4x^4+2x^3+4x^2+2x-2x^3-x^2-2x-1=26

4x^4+3x^2-1=26

4x^2+3x^2-27=0

2x^2+3x^2-27=0

5x^2=27

x^2=   raiz $\frac{27}{5}$