1ya from the graph its so easy , i think it will be b
chatle chalte ye sawaal bhj dekhe:
q1)the graph of y=f(x) is symmetrical abt the lines x=1 and x=2,then
a)f(x+1)=f(x)
b)f(x+2)=f(x)
c)f(x+3)=f(x)
d)none
q2)lim x->oo ( (x+5)tan-1(x+5) + (x+1)tan-1(x+1)
a)Ï€/2
b)Î
c)2Î
d)none
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38 Answers
11f(1+x)=f(1-x)
also
f(2+x)=f(2-x)
f(1+(1+x))=f(1-(1+x))
=f(-x)=f(2+x)
f(2-x)=f(-x)
replacing x by -x
f(x+2)=f(x)
1Is the third Answer (nπ+π/4,nπ+π/2)
I ll post the solution if the answer is correct
62hmm.. i grandmaster .. that is why i drew the graph that i did :P ;)