Plz help!
Factorise :
x^2-2ax-3
Answers
Answered by
8
x²+2x-3 (as a = -1)
=> x²+2x-3
splitting the middle term , we get
=> x²+3x-x-3
=> x(x+3)-1(x+3)
=> (x+3)(x-1) is the answer to the question
x²+2x-3
hope this helps
=> x²+2x-3
splitting the middle term , we get
=> x²+3x-x-3
=> x(x+3)-1(x+3)
=> (x+3)(x-1) is the answer to the question
x²+2x-3
hope this helps
PrernaSharma:
oh sorry i missed by vakue of a it is -1
Similar questions