a) (7-x) do kwadratu b) (x+1/2) do kwadratu c) ( 2x+4) do kwadratu d) (3x + 8) do kwadratu e) (1/4 x +8) do kwadratu f) (2/3x-6) do kwadratu g) (0,5x + 0,40 do kwadratu h) (0,1x-2,5) do kwadratu zrób tyle , ile potrafisz , dziekuje , nagradzam ;*
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a)49-x2(x do kwadratu)
b)x2(x do kwadratu)+1/4
c)4x2(4 x do kwadratu)+16
d)9x2(9 x do kwadratu)+64
e)1/8 x2(1/8 x do kwadratu)+ 64
a) (7-x)^2 = 49-14x+x^2
b) (x+1/2)^2= x^2+x+1/4
c) (2x+4)^2 = 4x^2+16x+16
d) (3x+8)^2 = 9x^2+48x+64
e)(1/4x+8)^2 = 1/16x^2+4x+64
f) (2/3x-6)^2 = 4/9x^2-8x+36
g) (0,5x+0,40)^2 = 0,25x^2+0,4x+0,16
h) (0,1x-2,5)^2 = 0,01x^2-0,5x+6,25
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