Wednesday
August 20, 2014

Homework Help: pre-calculus

Posted by yumi on Sunday, March 3, 2013 at 3:38pm.

proving tht the statements are true for all natural numbers

1+2+3+....+n=n(n+1)/2

i dont understand when trying to prove tht P(k+1) = 1+2+3+...+k+k(k+1)= 1/2

how do you do this step???

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

History - Im in grd11 this year nd when i ws in grd10 i ws doing maths lit bt in...
Turbulence - Hi there, In a turbulent motion the length scale (l) and the time ...
pre calc - show that the statements are true for all natural numbers 1^3 +2^3 +5...
proof by mathematical induction - subject is PreCalulus. 2^(k+3) = and < (k+3...
Chemistry - Find the pH: 1) A 0.001M solution of HCl 2) A 7.98 x 10^-2 M ...
math - I dont understand this calculus problem at all. can someone show me step ...
Math - Use mathematical induction to prove that 5^(n) - 1 is divisible by four ...
Pre Calculus 12 - Im trying to find the inverse of this: y = 2/3x-4 I got to ...
Math - In any angle ABC prove tht the perimeter = a/Sin A(Sin A + Sin B + Sin C...
Math Question--dont understand - Restrict the domain to the set of natural ...

Search
Members