Question

Factorise the following by splitting the
middle term b) x² + 9x + 20​

Answer 1

Answer:

x2+ 5x+4x+20 = x( x +5 ) 4 (x+5)

= ( x+5) ( x+4)

Explanation:

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Answer 2

Explanation:

xsquare + 4x+5x+20

= x(x+4) +5(x+4)

=(x+4) (x+5)-----these are the factors of the given polynomial.

here,in the middle term spitting you have to to split the middle term(in this question it was 9x) and hence find the factors.

if you are yet confuse,drop a message in the comment box to that effect.

nevertheless,waiting for a positive response!