Answer:
a. a(b)c
b. a(a(b)c)c
d. a(a(a(a)c)c)c
Step-by-step explanation:
We are given the following in the question:
a. a(b)c
It is given b belongs to W.
b. a(a(b)c)c
c. a(abc)c
a(abc)c does not belong to W because we cannot find x in W such that a(abc)c belongs to W.
d. a(a(a(a)c)c)c
e. a(aacc)c
a(aacc)c does not belong to W because we cannot find x in W such that a(aacc)c belongs to W.
Answer:
12y
Step-by-step explanation:
Answer: 88
Step-by-step explanation:
check google if its wrong :)
Answer:
(B) 1.2 > -6.9
Explanation:
The negative numbers/decimals are always to the left of the 0 on a number line. They are not positive.
The positive numbers are always to the right of the 0 on a number line. They are always greater than negative numbers.
6.9 might be greater than 1.2 if it is a positive number, but if it is a negative number, 1.2 is greater.
Answer:
66
Step-by-step explanation:
7(12)+3(-6)
84-18=66
