If $$ P={{x^2-36} over{x^2-49}}$$ and $$ Q={{x+6} over{x+7}}$$ then the value of $$ {P over{Q}}$$ is.

If $$ P={{x^2-36} over{x^2-49}}$$ and $$ Q={{x+6} over{x+7}}$$ then th

1.	If $$ P={{x^2-36} over{x^2-49}}$$ and $$ Q={{x+6} over{x+7}}$$ then the value of $$ {P over{Q}}$$ is.
A.	$$ {x-6} over {x-7}$$
B.	$$ {x-6} over {x+7}$$
C.	$$ {x-7} over {x+6}$$
D.	$$ {x+6} over {x-7}$$
Answer» B. $$ {x-6} over {x+7}$$