slopeintercept 2x+3y=12

解答

斜率截距

2 x + 3 y = 12

y = - \frac{2}{3} x + 4

求解步骤

2 x + 3 y = 12

转换为斜率-截距形式:

y = - \frac{2}{3} x + 4

对于

y = mx + b

形式的直线方程，斜率为

m

且

y

轴截距为

b

y = - \frac{2}{3} x + 4

d i s t an ce (- 3, 2), (2, - 5)

p a r a ll e l y = 3 x, (- 3, - 5)

d o main f (x) = \frac{- 1}{2 6 - x}

m o n o t o n e f (x) = x^{2} - 2 x - 3

d o main (x - 7)^{2} + 8