Descompuneti in factori :
a) 9x patrat - 2
b) 3x patrat - 5x + 2​

Răspunsul a fost dat de: USER8593
2 September 2025 matematica 5 minute
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Întrebare

Clasă: Education Materie: matematica
Descompuneti in factori :
a) 9x patrat - 2
b) 3x patrat - 5x + 2​
Întrebare a fost pusă de:
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Răspuns (77)

Cel mai bun răspuns
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Răspuns:

9X²-2=(3X+√2)(3X-√2) ;                                                                       3X²-5X+2=3X²-3X-2X+2=3X(X-1)-2(X-1)=(X-1)(3X-2)

Explicație pas cu pas:

Răspunsul a fost dat în data 2 September 2025
(219)

Explicație pas cu pas:

9x^2-2 ; (3x+V2)(3x-V2)

______________________

3x^2-5x+2 ; 3x^2-2x-3x+1 ; x(3x-2)-(3x-2) ;

(3x-2)(x-1) ;

V=radical

Răspunsul a fost dat în data 2 September 2025

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