Question

factorise the x square plus 5x plus 6 using appropriate identities​

Answer 1

Step-by-step explanation:

x2+5x+6

=x2+(3+2)x+3×2

We know appropriate identities x2+(a+b)x+ab=(x+a)(x+b)

Here a=3 and b=2

∴x2+(3+2)x+3×2

=(x+3)(x+2)