Answer:
The proposition is true.
Step-by-step explanation:
Now we proceed to demostrate that expression given is true by algebraic means:
1) Given
2)
3) Distributive property/
4) Commutative, associative and modulative properties/Existence of additive inverse/
5) Commutative property/Definition of division
6)
7) Distributive property/Associative property/
8) Modulative property/Existence of additive inverse/
9) Distributive property
10)
11) Commutative property/Definition of division/Result
Answer:
8.33333333333
Step-by-step explanation:
Answer:
6227020800
Step-by-step explanation:
There are 13 ways to choose the first person in the first group, 12 ways to choose the second person in the first group and so on until we get 1 way to choose the second person in the last group so the answer is 13 * 12 * 11 * ... * 3 * 2 * 1 = 13! = 6227020800.
Answer:
78 books
Step-by-step explanation:
Use proportion: If 52 is 2/3 of the books then number of books shipped = 52 * the inverse of 2/3 which is 52 * 3/2:-
52 * 3/2
= 156/2
= 78 books
Answer:
the nswer is 11.6785714286
Step-by-step explanation: