Question

(1/y+4) (1/y-9) expand
pls solve this in Easy way ​

Answer 1

Answer:

here we can use the indentity to that is

(a+b). (a-b) = a^2 - b^2

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

(1+4y/y)(1-9y/y)

(1+4y)(1-9y)/y^2

(1-9y+4y-36y^2)/y^2

(-36y^2-5y+1)/y^2

-(36y^2+5y-1)/y^2