Question

Factorise:
${a}^{2} - (x + 4)$
solve this​

Answer 1

Answer:

a² - x - 4

Step-by-step explanation:

a² - ( x - 4 )

= a²- ( x - 4 )

Answer 2

Step-by-step explanation:

a²-(x+4)

=a²-x-4

= -(x+4-a²)

= - { (√x+4)²-a²)

= - {√(x+4)+a} { √(x+4)-a}

= {√(x+4)+a } {a- √(x+4)