Sprowadź do postaci kanonicznej wzór funkcji f(x)=2x²-x-1
f(x)=2x²-x-1
postać kanoniczna: a(x-p)² + q
a = 2 b = -1 c = -1
p = -b/2a
p = 1/4 = ¼
q = -Δ/4a
Δ = b² - 4ac
Δ = 1 + 8 = 9
q = -9/8 = -1⅛
f(x) = 2(x - ¼) - 1⅛
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f(x)=2x²-x-1
postać kanoniczna: a(x-p)² + q
a = 2 b = -1 c = -1
p = -b/2a
p = 1/4 = ¼
q = -Δ/4a
Δ = b² - 4ac
Δ = 1 + 8 = 9
q = -9/8 = -1⅛
f(x) = 2(x - ¼) - 1⅛