are called
III. True or False:
a) The product of two even numbers is always even.(
)
b) The smallest composite number is 2.(
)
c) All prime numbers are odd. (
)
d) If two number are co-prime, at least one of them must be prim
e) The symbol of line segment is' -'.
)
f) 1 is a factor of every number. (
Answers
Answer:
true. false. false. false. true. true
Step-by-step-explanation:-
1) The product of two even numbers is always even
Answer :- True
Reason :-
The product of two even numbers is always even
Ex :-
2 × 2 = 4 even
10 × 10 = 100 even
6 × 8 = even
So, The product of two even numbers is always even
True
___________________
b) The smallest composite number is 2.
Answer :- False
Reason :-
The smallest composite number is 4
2 is a smallest prime number &
Smallest even prime
So, the answer is
False
___________________
3) All prime numbers are odd.
Answer :- False
Reason :-
All primes are not odd because
eg :-
2 is a prime but it is even
Except 2 all other are odd primes
So, the answer is
False
___________________
4) If two number are co-prime, at least one of them must be prime
Answer :- False
Reason :-
If two numbers are coprime that is not neccesary one of musy be prime
Eg :-
8 & 9 are coprimes but none of are prime
So, answer is
False
___________________
5)
The symbol of line segment is.' __ '
Answer :- True
Reason :-
Line segment is a part of line. It has two end points like this
Refer the attachemnt of line segment
So the answer is
True
____________________
6) 1 is a factor of every number
Answer :- True
Reason :-
The number 1 is the smallest factor of every number.
So the answer is