Home
Class 10
MATHS
n^2-1 is divisible by 8, if n is...

`n^2-1` is divisible by 8, if n is

A

an odd number

B

an even number

C

prime number

D

integer

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • REAL NUMBERS

    VGS PUBLICATION-BRILLIANT|Exercise CREATIVE BITS FOR CCE MODEL EXAMINATION(MCQs)|131 Videos

  • QUADRATIC EQUATIONS (MULTIPLE CHOICE QUESTION)

    VGS PUBLICATION-BRILLIANT|Exercise QUADRATIC EQUATIONS (MULTIPLE CHOICE QUESTION)|20 Videos

  • REAL NUMBERS (MULTIPLE CHOICE QUESTION)

    VGS PUBLICATION-BRILLIANT|Exercise REAL NUMBERS (MULTIPLE CHOICE QUESTION)|22 Videos

Similar Questions

Explore conceptually related problems

Using the principle of Mathematical Induction, Show that 49^n+16n-1 is divisible by 64, forall n in N .

Statement - 1 : For all n in N x^(n) - y^(n) is divisible by x-y Statement - 2: x^(n) + y^(n) is divisible by x+y if n is even natural number Which of the above statement is true :

A) 49^(n) + 16n +1 is divisible by A ( n in N) B) 3^(2n) + 7 is divisible by B ( n in N) C) 4^(n ) - 3n -1 is divisible by C ( n in n) D) 3^( 3n ) - 26 n - 1 is divisible by D (n in N) then the increasing order of A, B, C, D is

Using binomial theorem prove that 50^n - 49n - 1 is divisible by 49^2, AA n in N

Using the principle of Mathematical Induction, show that 2.4^(2n+1)+3^(3n+1) is divisible by 11, forall n in N

Using the principle of finite Mathematical Induction prove the following: (v) 3.5^(2n+1)+2^(3n+1) is divisible by 17, AA n in N .

(1+ x)^(n) -nx -1 is divisible by (where n in N )

Can we conclude 10^(2n)-1 is divisible by both 9 and 11? Explain. Is 10^(2n+1)-1 is divisible by 11 or not? Explain.

Is 10^(2n)+1-1 is divisible by 11 or not. Explain.