Step-by-step explanation:
factor of x²+x
x(x+1)
factor of x²-x-2
x²-2x+x-2
x(x-2)+1(x-2)
(x+1)(x-2)
in LCM we take factor with highest exponent
LCM = x¹× (x+1)¹×(x-2)¹
LCM = x(x+1)(x-2)
in HCF we take only common factor
HCF =(x+1)
#666
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Step-by-step explanation:
factor of x²+x
x(x+1)
factor of x²-x-2
x²-2x+x-2
x(x-2)+1(x-2)
(x+1)(x-2)
in LCM we take factor with highest exponent
LCM = x¹× (x+1)¹×(x-2)¹
LCM = x(x+1)(x-2)
in HCF we take only common factor
HCF =(x+1)
#666