if n is an integer prove that n(n+1)(n+2+2015)is a multiple of 6
if n is an integer prove that n(n+1)(n+2+2015)is a multiple of 6
juveria , 10 Years ago
Grade 10
10 grade maths> if n is an integer prove that n(n+1)(n+2+...
3 Answers
Nishant Vora
Last Activity: 10 Years ago
Dear student,
you can prove it bu math inductions
Consider this as true for some k and then prove that this is true for k+1 also.
thats it!!
juveria
Last Activity: 9 Years ago
but sir im not getting it
Prajwal Kavad
Last Activity: 9 Years ago
first it is divisible by 2and 3 since n(n+1)(n+2) therefore it is divisible by 6 also
Provide a better Answer & Earn Cool Goodies
LIVE ONLINE CLASSES
Prepraring for the competition made easy just by live online class.
Full Live Access
Study Material
Live Doubts Solving
Daily Class Assignments
Ask a Doubt
Get your questions answered by the expert for free
Other Related Questions on 10 grade maths
What are the advantages and disadvantages of mean, median and mode?
What are the advantages and disadvantages of mean, median and mode?
10 grade maths
1 Answer Available
Last Activity: 1 Year ago
Find the sum of the first 100 natural numbers.
Find the sum of the first 100 natural numbers.
10 grade maths
1 Answer Available
Last Activity: 3 Years ago
AOBC is a rectangle whose three vertices are A(0,-3), O(0,0) and B (4,0). The length of its diagonal is__
AOBC is a rectangle whose three vertices are A(0,-3), O(0,0) and B (4,0). The length of its diagonal is__
10 grade maths
1 Answer Available
Last Activity: 3 Years ago
For an AP, it is given that first term (a)= 5 and Common Difference (d) = 3 and nth term = 50. Find n and sum of first n terms of AP
For an AP, it is given that first term (a)= 5 and Common Difference (d) = 3 and nth term = 50. Find n and sum of first n terms of AP
10 grade maths
1 Answer Available
Last Activity: 3 Years ago
The value(s) of k for which the quadratic equation 2x^2 + kx + 2 = 0 has equal roots, is (a) 4 (b) pm 4 (c) -4 (d) 0
The value(s) of k for which the quadratic equation 2x^2 + kx + 2 = 0 has equal roots, is (a) 4 (b) pm 4 (c) -4 (d) 0
10 grade maths
1 Answer Available
Last Activity: 3 Years ago