1.rozwiąż równanie. a)x2=-9x b) 2x2=7x c)2/3x2=-2x d) 6x=-4x2 e) 4x=[latex] sqrt{2} x^{2} [/latex] 2. rowiąż równanie.  a) (x-3)(x-6)=0 b)(x-4)(x+2)=0 c)(x+3)(2x+8)=0 d)(2x-1)(4x-1)=0 e)3x+5)(4x-3)=0 f)(6x+9)(9x+6)=0 Daje najj. ;) 

1a) [latex] x^2 +9x =0 \ x(x+9) =0 \ x=0 lor x=-9 \ b) 2x^2 -7x =0 \ x(2x-7)=0 \ x=0 lor x=frac{7}{2} \ c) frac{2}{3} x^2 +2x=0 \ x(frac{2}{3}x+2)=0 \x=0 lor x=-frac{1}{3} \6x+4x^2=0 \ x(6+4x)=0 \ x=0 lor x=-frac{3}{2} \ 4x-sqrt{2}x^2 =0 \ x(4-sqrt{2}x)=0 \ x=0 lor x=2sqrt{2} \ [/latex] [latex] 2.a) x=3 lor x=6 \ b) x=4 lor x=-2 \ c) x=-3 lor x=-4 \ d)x=frac{1}{2} lor x=frac{1}{4} \ e) x=-frac{5}{3} lor x=frac{3}{4} \ f)x=-frac{3}{2} lor x=-frac{2}{3} [/latex]