化简 (-1.5)(7.9)

解答

化简

(- 1.5) (7.9)

- 11.85

求解步骤

(- 1.5) (7.9)

(- 1.5) (7.9) = - 1.5 \cdot 7.9

= - 1.5 \cdot 7.9

数字相乘:

- 1.5 \cdot 7.9 = - 11.85

= - 11.85

l in e m = \frac{2}{9}, (9, 0)

s l o p e 12 x + 4 y = 47

in v erse f (x) = \frac{- 2}{x} - 1

in f l ec t i o n - \frac{1}{x ^{2} + 4}

e x t re m e f (x) = 12 x^{2} + 2 x^{3}