Question

Упростите выражение 4k2-p2/(p-2k)2

Answer 1

(4k²-p²)/(p-2k)²=(2k+p)(2k-p)/(p-2k)(p-2k)=
=-(2k+p)(p-2k)/(p-2k)(p-2k)=-(2k+p)/(p-2k)=
=(2k+p/(2k-p), p≠2k