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ie`k cl vwly GwqI smIkrx. AnU FWfw mYQ imstYRs s.s.s.skUl , mnsUrW. klws : nOvIN AiDAwie : nOvW. pUrv igAwn. smIkrx kI hY ? ie`k GwqI smIkrx kI hY ? smIkrx h`l krn dy inXmW bwry d`so ? sQwn pirvrqn kI hY ? ie`k cl vwlI GwqI smIkrx Aqy do GwqI smIkrn iv`c kI AMqr hY ?.
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ie`k cl vwlyGwqIsmIkrx AnUFWfw mYQimstYRs s.s.s.skUl, mnsUrW klws : nOvIN AiDAwie : nOvW
pUrvigAwn • smIkrxkIhY ? • ie`kGwqIsmIkrxkIhY ? • smIkrxh`lkrndyinXmWbwryd`so? • sQwnpirvrqnkIhY? • ie`kclvwlIGwqIsmIkrxAqy do GwqIsmIkrniv`ckIAMqrhY?
jwxpCwx smIkrx ie`k AijhI smwnqw nUM ikhw jWdw hY ijs iv`c ie`k jW v`D AigAwq rwSIAW AwaudIAW hox, iehnW rwSIAW nMU cl ikhw jWdw hY [ jdoN iksy smIkrx iv`c kyvl ie`l hI cl hovy Aqy ies cl dI Gwq 1 hovy qW Aijhw smIkrx ie`k cl vwlw smIkrx khwauNdw hY[
iehryKIsmIkrxdwh`lhY[ audwhrxdyqOrqy: ax+ b =0 Ax = - b X = ie`k cl vwlwsmIkrxiesqrHWdwhuMdwhY[ b a
cl dwie`kAijhwmu`l , ijhVwvwsqivksMiKAwdyrUpiv`chovyAqyijsnwlsmIkrxdydovyNpwsybrwbr ho jwx, smIkrxdwh`lAKvwauNdwhY[ audwhrxleI smIkrx3x+4 =−5iv`c • jdoNAsINx dI QW qy-3lYNdyhWqW, swnUMpRwpqhuMdwhY • K`bwpwsw= 3(-3)+4= -9 +4 = -5 = s`jwpwsw • ikauNikx=-3 leIK`bwpwsw= s`jwpwsw(-5) hn, • iesleI‘-3’smIkrx3x+4=-5 dwh`lhY[ ie`k cl vwlysmIkrxdwh`l
ie`koijhIrwSInUMdovyNpwsyjoVnqysmwnqwnhINbdldI[ • ie`koijhIrwSInUMdovyNpwsyqoNGtwauxqysmwnqwnhINbdldI[ • ie`koijhIrwSI(≠ 0 nwisPr) duAwrwdovyNpwisAWnUMguxwkrnqysmwnqwnhINbdldI[ • ie`koijhIrwSI(≠ 0 nwisPr) duAwrwdovyNpwisAWnUMBwgkrnqysmwnqwnhINbdldI[ smIkrxdwh`lpqwkrnleIhyTilKyinXmWdIvrqoNkIqIjWdIhY[
ie`kpwsyqoNie`kpdAidRSt ho kydUsrypwsybdlyhoeyicMnHWnwljdoNpRgthovyqWiesikirAwnUMsQwnpirvrqxkihMdyhn[ audwhrx 1: smIkrx5x +9 = 2x + 21nUMh`lkro[ sQwnpirvrqx
h```````l: swnUMid`qwhY: • 5x+9= 2x + 21 • 5x+9+(-9)=2x+21+(-9) dovyNpwisAWiv`c -9 joVnqy • 5x=2x+12 • 5x-2x=2x+12-2x [dovyNpwsy2xGtwauxqy] • 3x =12 • x=4 [ dovypwsy1/3 nwlguxwkrnqy] iesleI, x=4id`qygeysmIkrxdwh`lhY[ sQwnpirvrqx
audwhrx:- • 3x-2=0 iv`c x dw mu`l pqw kro? 3x-2=0 3x=2 X = 3 2