Posted by Maths on Tuesday, August 20, 2013 at 1:48pm.
Is given a function:
f(x)=x2 + px + q
f(x+1) + f(x-1)= 2+2 f(x)
Maths - Steve, Tuesday, August 20, 2013 at 2:40pm
just plug in the values:
f(x+1) = (x+1)^2 + p(x+1) + q
f(x-1) = (x-1)^2 + p(x-1) + q
add them to get
2x^2 + 2 + 2px + 2q
2(x^2+px+q) + 2
2f(x) + 2
Maths - plsHelp, Tuesday, August 20, 2013 at 4:37pm
Steve thanks very much, may i have your email id so i can ask a question with integrals/limits which i cant write here
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