Question

1) x2 - 4 x - 5
x-5x+ lx-5
x (....) +1(....)
(....) (....)​

Answer 1

Answer:

x²-4x-5

by middle term splitting

x²-5x+x-5

x(x-5) +1(x-5)

= (x+1)(x-5)

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Answer 2

x^2-4x - 5 5

Write as a difference

x+x - 5x -5

Factor the expressions

x (x + 1) - 5(x +1)

Factor the expression

Solution

(x+ 1) × (x - 5)