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CBSE Class 12-science Answered

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Asked by yugibo | 13 Apr, 2016, 10:47: PM
answered-by-expert Expert Answer
open parentheses fog close parentheses open parentheses x close parentheses space equals space f open parentheses g open parentheses x close parentheses close parentheses equals f open parentheses 3 to the power of x close parentheses equals open parentheses 3 to the power of x close parentheses cubed equals 3 to the power of 3 x end exponent open parentheses g o f close parentheses open parentheses x close parentheses space equals space g open parentheses f open parentheses x close parentheses close parentheses equals g open parentheses x cubed close parentheses equals open parentheses 3 close parentheses to the power of x cubed end exponent equals 3 to the power of x cubed end exponent open parentheses f o g close parentheses open parentheses x close parentheses space equals space open parentheses g o f close parentheses open parentheses x close parentheses 3 to the power of 3 x end exponent space equals space 3 to the power of x cubed end exponent space rightwards double arrow 3 x space equals space x cubed rightwards double arrow 3 x space minus space x cubed space equals space 0 rightwards double arrow x open parentheses 3 space minus space x squared close parentheses space equals space 0 rightwards double arrow x space equals space 0 space space o r space space open parentheses 3 space minus space x squared close parentheses equals space 0 rightwards double arrow x space equals space 0 space space o r space space x equals space plus-or-minus square root of 3 But space straight x element of straight W Hence space straight x space equals space 0 space is space the space solution.
Answered by Vijaykumar Wani | 15 Apr, 2016, 10:19: AM

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CBSE 12-science - Maths
<div>.<img src="https://images.topperlearning.com/topper/tinymce/imagemanager/files/251b9929e126556d6b1e18c4cea63816570e7ef5923d58.16930475IMG20160413WA0017.jpg" alt="" /></div>
Asked by yugibo | 13 Apr, 2016, 10:47: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Maths
<div> <div><img class="Wirisformula" src="https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=706b7ed637e704fd1c14012a8d05cdad.png" border="0" alt="Let space R space be space a space relation space f rom space N space t o space N space and space m space b e space a space given space fixed space p ositive space integer space such space that R space equals open curly brackets space left parenthesis space a comma b right parenthesis space : space a comma b space element of space Z space a n d space a minus b space i s space d i v s i b l e space b y space m space open space close curly brackets close. S h o w space t h a t space R space e q u i v a l e n c e space r e l a t i o n space" align="middle" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»Let«/mi»«mo»§#160;«/mo»«mi»R«/mi»«mo»§#160;«/mo»«mi»be«/mi»«mo»§#160;«/mo»«mi»a«/mi»«mo»§#160;«/mo»«mo»relation«/mo»«mo»§#160;«/mo»«mi»f«/mi»«mi»rom«/mi»«mo»§#160;«/mo»«mi»N«/mi»«mo»§#160;«/mo»«mi»t«/mi»«mi»o«/mi»«mo»§#160;«/mo»«mi»N«/mi»«mo»§#160;«/mo»«mi»and«/mi»«mo»§#160;«/mo»«mi»m«/mi»«mo»§#160;«/mo»«mi»b«/mi»«mi»e«/mi»«mo»§#160;«/mo»«mo»a«/mo»«mo»§#160;«/mo»«mi»given«/mi»«mo»§#160;«/mo»«mi»fixed«/mi»«mo»§#160;«/mo»«mi»p«/mi»«mi»ositive«/mi»«mo»§#160;«/mo»«mi»integer«/mi»«mspace linebreak=¨newline¨/»«mo»§#160;«/mo»«mi»such«/mi»«mo»§#160;«/mo»«mi»that«/mi»«mspace linebreak=¨newline¨/»«mi»R«/mi»«mo»§#160;«/mo»«mo»=«/mo»«mfenced open=¨{¨ close=¨¨»«mrow»«mo»§#160;«/mo»«mo»(«/mo»«mo»§#160;«/mo»«mi»a«/mi»«mo»,«/mo»«mi»b«/mi»«mo»)«/mo»«mo»§#160;«/mo»«mo»:«/mo»«mo»§#160;«/mo»«mi»a«/mi»«mo»,«/mo»«mi»b«/mi»«mo»§#160;«/mo»«mo»§#8712;«/mo»«mo»§#160;«/mo»«mi»Z«/mi»«mo»§#160;«/mo»«mi»a«/mi»«mi»n«/mi»«mi»d«/mi»«mo»§#160;«/mo»«mi»a«/mi»«mo»-«/mo»«mi»b«/mi»«mo»§#160;«/mo»«mi»i«/mi»«mi»s«/mi»«mo»§#160;«/mo»«mi»d«/mi»«mi»i«/mi»«mi»v«/mi»«mi»s«/mi»«mi»i«/mi»«mi»b«/mi»«mi»l«/mi»«mi»e«/mi»«mo»§#160;«/mo»«mi»b«/mi»«mi»y«/mi»«mo»§#160;«/mo»«mi»m«/mi»«mo»§#160;«/mo»«mfenced open=¨¨ close=¨}¨»«mo»§#160;«/mo»«/mfenced»«/mrow»«/mfenced»«mo».«/mo»«mspace linebreak=¨newline¨/»«mspace linebreak=¨newline¨/»«mi»S«/mi»«mi»h«/mi»«mi»o«/mi»«mi»w«/mi»«mo»§#160;«/mo»«mi»t«/mi»«mi»h«/mi»«mi»a«/mi»«mi»t«/mi»«mo»§#160;«/mo»«mi»R«/mi»«mo»§#160;«/mo»«mi»e«/mi»«mi»q«/mi»«mi»u«/mi»«mi»i«/mi»«mi»v«/mi»«mi»a«/mi»«mi»l«/mi»«mi»e«/mi»«mi»n«/mi»«mi»c«/mi»«mi»e«/mi»«mo»§#160;«/mo»«mi»r«/mi»«mi»e«/mi»«mi»l«/mi»«mi»a«/mi»«mi»t«/mi»«mi»i«/mi»«mi»o«/mi»«mi»n«/mi»«mo»§#160;«/mo»«/math»" /></div> </div>
Asked by inderjeet.saluja | 27 Aug, 2014, 12:27: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
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