Question

Срочно! 15 балов!!!
2.3

Answer 1

Ответ:

Объяснение:

1. (√m-2)/(√m+2)+8*√m/(m-4))=(√m-2)/(√m+2)+8*√m/((√m-2)*(√m+2))=

=((√m-2)²+8√m)/((√m-2)*(√m+2))=(m-4√m+4+8√m)/(√m-2)*(√m+2))=

=(m+4√m+4)/(√m-2)*(√m+2))=(√m+2)²/(√m-2)*(√m+2))=(√m+2)/(√m-2)

2. ((√m+2)/(√m-2))/((√m+2)/(m-2√m))=

=(√m+2)*√m*(√m-2))/((√m-2)(√m+2))=√m.