Q3 of 73 Page 89

If then show that

Given:


Need to prove:


Replacing x by we get,



Now according to the problem,



⇒ [Proved]


More from this chapter

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1

If f(x) = x2 – 3x + 4 and f(x) = f(2x + 1), find the values of x.

 2

If then show that

(i)


(ii)


4

If then show that f{f(x)} = x.

 5

If f(x) = and then prove that f{(x)} = , when it is given that .