Question

(a+b) ^2-7(a+b)+12 factories it​

Answer 1

Answer:

let (a+b) = k

now k sq -7k +12

(k-4) (k-3)

replace k by (a+b)

(a+b-4) (a+b-3)

Answer 2

Step-by-step explanation:

Let (a + b) = k

Now k² - 7k + 12

(k - 4) (k - 3)

Replace k by (a + b)

(a + b - 4) (a + b - 3)