Question

$(a + 2)(a - 1)$
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Answer 1

Heya mate...

We will use identity IV : (x+a)(x+b)

=(x square) +(a+b)x+ab

so,

(a+2)(a-1)

=a square+(2-1)a -2

=a square +a-2

HOPE IT HELPS UH ❤️

Answer 2

Answer:

here is your perfect answer :

we will use identity  : (x+a)(x+b)

=(x square) +(a+b)x+ab

so,

(a+2)(a-1)

=a square+(2-1)a -2

=a square +a-2