Answer:
<em>Proof below</em>
Step-by-step explanation:
Let's assume a is a type 1 integer. By definition, it means we can find an integer n such that
a=3n+1
We need to prove 
is a type 1 integer
Expanding
If is a type 1 integer, then we should be able to find an integer m such as
Equating
solving for m
Since we know n is an integer, then the expression of m gives an integer also. Having found the required integer m, the assumption is proven
Answer:
1. x = 32°
2. x = 28°
3. x = 15°
4. x = 30°
5. x = 40°
6. x = 20°
Step-by-step explanation:
All the angles should add up to 90° as they are complementary.
Answer:
6
Step-by-step explanation:
9-3=6
3 and 1 are divisible by 3. 3, 1, and 9 are divisible by 9
Answer:
Step-by-step explanation:
Ans:A.
6×5÷2×11=165
