Zamień sumę na iloczyn. a)3a-3 4+4x 6m-6a b)8a-16 15b+10 16b-12c c)12x+36y y-3y 15a do kwadratu+12b d)24x do kwadratu - 16y 12a do kwadratu-8b 10n-15m "matematyka wokół nas 1)zad 2/157

a)3a-3 = 3(a-1) 4+4x=4(1+x) 6m-6a=6(m-a) b)8a-16 = 8(a-2) 15b+10 = 5 (3b+2) 16b-12c =4(4b-3c) c)12x+36y = 12(x+3y) y-3y= y(1-3) 15a²+12b= 3(5a²+4b) d)24x²- 16y = 8(3x²-2y) 12a²-8b= 4(3a²+2) 10n-15m= 5(2n+3m)

a) 3a-3 = 3(a-1) 4+4x = 4(1+x) 6m-6a = 6(m-a) b) 8a-16 = 8(a-2) 15b+10 = 5(b+2) 16b-12c = 4(4b-3c) c) 12x+36y = 12(x+3y) y-3y = y(1-3) ewentualnie = -2*y 15a²+12b = 3(5a²+4b) d) 24x²-16y = 8(3x²-2y) 12a²-8b = 4(3a²-2b) 10n-15m = 5(2n-3m)