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Asked by g_archanasharma | 05 Apr, 2019, 15:36: PM
answered-by-expert Expert Answer
G i v e n space f left parenthesis x right parenthesis equals a x plus b space a n d space g left parenthesis x right parenthesis equals c x plus d N o w comma f left parenthesis g left parenthesis x right parenthesis right parenthesis equals f left parenthesis c x plus d right parenthesis equals a left parenthesis c x plus d right parenthesis plus b equals a c x plus a d plus b A n d space g left parenthesis f left parenthesis x right parenthesis right parenthesis equals g left parenthesis a x plus b right parenthesis equals c left parenthesis a x plus b right parenthesis plus d equals a c x plus b c plus d T h e n comma space f left parenthesis g left parenthesis x right parenthesis right parenthesis equals g left parenthesis f left parenthesis x right parenthesis right parenthesis left right double arrow a c x plus a d plus b equals a c x plus b c plus d left right double arrow a d plus b equals b c plus d left right double arrow a d plus b equals c b plus d left right double arrow f left parenthesis d right parenthesis equals g left parenthesis b right parenthesis H e n c e comma space o p t i o n space C thin space i s space c o r r e c t.
Answered by Renu Varma | 05 Apr, 2019, 16:45: PM

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