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prove that the greatest integer function f f i r given by f x is equal to square (of X is neither one word no round two wheeler accident notes the greatest integer less than or equal to X

Posted by Priyanka Dalai 4 years, 2 months ago

CBSE > Class 12 > Mathematics

3 answers

Nikhil Kumar 4 years, 2 months ago

f[1] = 1 f[1.2] = 1 f[1.9] = 1 f[1.99] = 1 Since different elements have same image 1 , f is not one - one CHECK ONTO , f(x) =[x] Let , y=f[x] y=[x] i.e , y= Greatest integer less than or equal to x . Hence , value of y will always come an integer . But y is a real number . Hence f is not onto

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Shree Ram Faujdar 4 years, 2 months ago

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Shree Ram Faujdar 4 years, 2 months ago

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