Rozłóż na czynniki wielomiany metodą grupowania wyrazów
(przykłady w załączniku)
a) =x²(x+3)-4(x+3)=(x+3)(x²-4) x=-3 x=2 x=-2
c) =9x(x²-3)-4(x²-3)=(x²-3)(9x-4) x=√3 x=-√3 x=4/9
e) =4x²(x+1)-1(x+1)=(x+1)(4x²-1) x=-1 x=½ x=-½
g) = -3x(x²-4)-4(x²-4)=(x²-4)(-3x-4) x=2 x=-2 x=-1⅓
b) = 7x(x²-3)+2(x²-3)=(x²-3)(7x+2) x=√3 x=-√3 x=2/7
d) =x²(x-1)+1(x-1)=(x-1)(x²+1) x=1
f) =-9x²(x+2)+1(x+2)=(x+2)(1-9x²) x=-2 x=-⅓ x=⅓
h) =5x(4x²-9)+3(4x²-9)=(4x²-9)(5x+3) x=3/2 x=-3/2 x=-⅗
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
a) =x²(x+3)-4(x+3)=(x+3)(x²-4) x=-3 x=2 x=-2
c) =9x(x²-3)-4(x²-3)=(x²-3)(9x-4) x=√3 x=-√3 x=4/9
e) =4x²(x+1)-1(x+1)=(x+1)(4x²-1) x=-1 x=½ x=-½
g) = -3x(x²-4)-4(x²-4)=(x²-4)(-3x-4) x=2 x=-2 x=-1⅓
b) = 7x(x²-3)+2(x²-3)=(x²-3)(7x+2) x=√3 x=-√3 x=2/7
d) =x²(x-1)+1(x-1)=(x-1)(x²+1) x=1
f) =-9x²(x+2)+1(x+2)=(x+2)(1-9x²) x=-2 x=-⅓ x=⅓
h) =5x(4x²-9)+3(4x²-9)=(4x²-9)(5x+3) x=3/2 x=-3/2 x=-⅗