Math, asked by manishkaumr, 1 year ago

provethat f(x)=x2 is a decreasing function

Answers

Answered by shashankavsthi
1
f(x)=x^2
f'(x)=2x
f''(x)=2

since double derivative of function >0 so function will always be increasing.


manishkaumr: x is not a multiple of2 the 2 is the power ofx
shashankavsthi: i diffrentiated it
shashankavsthi: please see carefully
aasusingh: okk
aasusingh: just wait I will see it again
manishkaumr: ok
Answered by aasusingh
1
this will help u dear
Attachments:

aasusingh: hii
aasusingh: it will help u
manishkaumr: it is the question of application of derivtives of exercise 6.b from modernas abc
aasusingh: y=2x is not an decreasing function. ...it's a increasing function
manishkaumr: solve it and then send me the pic
aasusingh: by drawing the graph u will get to know that it's a increasing function
aasusingh: nd y=2x is polynomial function and polynomial function r always increasing function
aasusingh: now I hope. ...this time u will understand the concept of increasing function
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