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mohit4092:
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______________________________
SEE,
=> THIS IS THE COMMON FACTORISATION EXAMPLE ......
=> IN SUCH TYPES ONE EQUATION IS GIVEN IN THE QUESTION ......
=> THAT IS OF THE FORM :

NOW .....
=> TO FIND THE ANSWER U SHOULD DO FOLLOWING STEPS :
1. MULTIPLY A AND C
2. NOW FIND THE PAIR OF NO. WHOSE MULTIPLICATION IS PRODUCT OF A AND C
AND SUM IS B
_______________________________

=> MULTIPLY A AND C
=> A IS 1 IN THIS EQUATION
=> THUS , 1 * -6 = -6
=> NOW THE PRODUCT OF TWO FACTORS IS -6 AND THEIR SUM IS 5
______________________________
THOSE TWO NO. ARE 6 AND -1
=> 6 * -1 = -6
=> 6 + ( -1 ) = 5
______________________________
NOW DO FOLLOWING STEPS :
=> SPLIT THE MIDDLE TERM :
=> IT SHOULD BE REPLACED BY THE NO. U HAVE FOUND :
=> MEANS THE MIDDLE TERM HERE IS 5X ...
=> REPLACE IT BY 6X AND -1X ....
=> BECAUSE 6X + -1X = 5X
_______________________________

SO,
=> X = 1 OR X = -6
______________________________
SEE,
=> THIS IS THE COMMON FACTORISATION EXAMPLE ......
=> IN SUCH TYPES ONE EQUATION IS GIVEN IN THE QUESTION ......
=> THAT IS OF THE FORM :
NOW .....
=> TO FIND THE ANSWER U SHOULD DO FOLLOWING STEPS :
1. MULTIPLY A AND C
2. NOW FIND THE PAIR OF NO. WHOSE MULTIPLICATION IS PRODUCT OF A AND C
AND SUM IS B
_______________________________
=> MULTIPLY A AND C
=> A IS 1 IN THIS EQUATION
=> THUS , 1 * -6 = -6
=> NOW THE PRODUCT OF TWO FACTORS IS -6 AND THEIR SUM IS 5
______________________________
THOSE TWO NO. ARE 6 AND -1
=> 6 * -1 = -6
=> 6 + ( -1 ) = 5
______________________________
NOW DO FOLLOWING STEPS :
=> SPLIT THE MIDDLE TERM :
=> IT SHOULD BE REPLACED BY THE NO. U HAVE FOUND :
=> MEANS THE MIDDLE TERM HERE IS 5X ...
=> REPLACE IT BY 6X AND -1X ....
=> BECAUSE 6X + -1X = 5X
_______________________________
SO,
=> X = 1 OR X = -6
______________________________
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