Question

Simplify the following:-1) (x^2-9)÷6x+18​

Answer 1

Answer:

(x-3)/6

Step-by-step explanation:

(x^2-9) / (6x+18)

it can be written as( x^2-3^2)/ 6(X+3). ------eq 1

we know that a^2-b^2 = (a+b) (a-b)

Hence, eq 1 can be written as

(X+3) (X-3)/6(X+3) = ( X-3)/6