p^2 - 5 is NEVER divisible by 3. WHY?
p^2 - 5 is NEVER divisible by 3. WHY?
Sanjeev K Saxena , 16 Years ago
Grade
10 grade maths> WHY?...
1 Answersruchi yadav
Because P2 - 5 is sequence of ,
(1)2-5 = -4
(2)2-5 = -1
(3)2-5 = 4
(4)2-5 = 11
(5)2-5 = 20
(6)2-5 = 31
.........
So we can see all terms of this sequence are not divisible by 3.
Thank You
Ruchi
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