Question

Factorize by splitting the middle term

Answer 1

Answer:

(A) x2 + 14 x + 45

x2 + 9x + 5x + 45

x(x + 9) + 5 (x+9)

(x + 9) (x+5)

(B) x2 + 4x - 45

x2 +9x - 5x - 45

x (x +9) -5 (x + 9)

(x + 9) ( x- 5)

(C) x2 - 4x - 45

x2 -9x +5x - 45

x (x - 9) + 5 (x - 9)

( x- 9) (x + 5)

(D) x2 - 14x + 45

x2 - 9x - 5x + 45

x(x -9 ) -5 ( x - 9 )

( x - 9 ) ( x - 5 )

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