对称性-2(x-6)^2-4

解答

对称性

- 2 (x - 6)^{2} - 4

x = 6

求解步骤

y = - 2 (x - 6)^{2} - 4

改写为标准形式:

y = - 2 x^{2} + 24 x - 76

y = - 2 x^{2} + 24 x - 76

EN : P a r ab o l a S y mm e t ry T i tl e 2 Eq

x = \frac{- 24}{2 ( - 2 )}

整理后得

x = 6

in v erse f (x) = 11 x^{3} - 5

in v erse ln (e^{x} - 3)

in t erce pt s f (x) = y^{2} = 8 x + 5

d i s t an ce (- 2, 0), (1, 1)

a sy m pt o t es f (x) = \frac{x ^{2} - 2 x - 15}{x ^{2} - 4 x - 21}