Give an example of two permutations of the same n labels 0; 1; : : : ; n 1 that cannot be inorder and postorder traversal lists of the same binary tree.

c

step-by-step explanation: easy math

use distributive property on all like terms and change your signs if you have a double negative or if you have positive/negative

180°

step-by-step explanation:

sum of equilateral triangle=180°

< n=60°

< m=120°°[angle supplementary of equilateral angle]

< m+< r+< x=360°(sum of exterior angle of triangle)

step-by-step explanation:

x-intercept:

(

−

1

+

√

7

,

0

)

,

(

−

1

−

√

7

,

0

)

y-intercept:

(

0

,

−

6

)