Factorise :
m(m-3)-n(n-1)
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TO FACTORISE : - m ( m - 3 ) - n ( n - 1 )
SOLUTION -
⇒m ( m - 3 ) - n ( n - 1 )
⇒ ( m - 3 ) ( n - 1 ) ( m - n ) ( By Multiplying the terms )
⇒ ( mm - m - 3n + 3 ) ( m - n )
⇒ m²n - m² - 3mn + 3m - mn² + mn + 3n² - 3n
⇒ m²n - m² - 2mn + 3m - mn² + 3n² - 3n
SOLUTION -
⇒m ( m - 3 ) - n ( n - 1 )
⇒ ( m - 3 ) ( n - 1 ) ( m - n ) ( By Multiplying the terms )
⇒ ( mm - m - 3n + 3 ) ( m - n )
⇒ m²n - m² - 3mn + 3m - mn² + mn + 3n² - 3n
⇒ m²n - m² - 2mn + 3m - mn² + 3n² - 3n
arnav98:
mark my best
factorize means to express the answer in product of terms
is it wrn?
yes
it is wrong, there should be no plus or minus signs in the answer
u mean i have to find ans of m and n
i know
i meaan i dont know
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