Question

(x + 5) (x + 4)
$(x + 5) \: \: (x + 4)$
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Answer 1

Answer:

( X+5 ) ( X+4)

= x.x + 5.x +4.x + 4 x 5

= x² + 5x + 4x + 20

= x² +9x + 20

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