Question

(119)^2 - (111)^2 is a
a)prime no
b)composite no
c)odd prime no
d)odd composite no

Answer 1

Answer:

(b)

Step-by-step explanation:

(119)^2 - (111)^2=1840

This is a composite number(b) as has many factors....

Not (d) as not odd

Answer 2

Answer:

your answer is here

Step-by-step explanation:

119)^2 - (111)^2

= ( 119 - 111)(119 + 111)

= 8 × 230

= 1840

1840 = 2 × 2 × 2 × 2 × 5 × 23

The number has factors other than 1 and itself.

So, It is composite number.