Question

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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. (​

Answer 1

Answer:

true. false. false. false. true. true

Answer 2

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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

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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

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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

True

____________________