Find the value of 7+5/2 Q 2 =using approximate identity,factorise 9x+6x+1
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ans....of questions 1 is 7+5/2=19/2
ans 2is
=9x+6x+1
=15x+1
15x=-1
x= -1/15
ans 2is
=9x+6x+1
=15x+1
15x=-1
x= -1/15
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