a Catalina Rodriguez 7 éve
775
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Solucion2: 6x^2-26x-20 6x^2 – 30x + 4x – 20 (6x^2 – 30x) + (4x – 20) 6x(x – 5) + 4(x – 5) (x – 5)(6x + 4) (x – 5)[2(3x + 2)] 2(x – 5)(3x + 2) Solución 2(x – 5)(3x + 2)
Solucion 1: 6x^2-26x-20 2(3x2 – 13x – 10) 2(3x2 – 15x + 2x – 10) 2[(3x2 – 15x) + (2x – 10)] 2[3x(x – 5) + 2(x – 5)] 2[(x – 5)(3x + 2)] Solución 2(x – 5)(3x + 2)
-4h^2+11h+3 -1(4h^2 – 11h – 3) -1(4h^2 – 12h + 1h – 3) (-12 y 1) -1[(4h^2 – 12h) + (1h -3)] -1[4h(h – 3) + (h – 3)] -1[(h – 3)(4h + 1)] Solución -1(h – 3)(4h + 1)