Question

Simplify the expression

Answer 1

So the answer is A.

Hope this can help :)

Answer 2

`(x+2)/(4x^(2)+5x+1 )*(4x+1)/(x^(2)-4  )=\\ \\(x+2)/(4x^(2)+4x+x+1 )*(4+1)/((x-2)(x+2))=\\\\((x+2))/((x+1)(4x+1))*((4x+1))/((x-2)(x+2))=\\ (1)/((x+1)(x-2))  \\`