FACTORISE x2-9x+20
plz solve it
Answers
Answered by
6
Answer:
x²-5x-4x+20
x(x-5)-4(x-5)
(x-4)(x-5)
Answered by
7
Answer:
x²+9x+20
by splitting middle term
=x²+ 5x+4x+2
=(x²+ 5x)+(4x+20)
= x(x+5)+4(x+5)
= (x+4)(x+5)
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