Question

the perimeter of triangleis 7p²-8p+9and two of its sides are 2p²-p+1 and11p²-3p+5 .find the third side of the triangle

Answer 1

hope it helps.
plzzzz mark brainliest
#sweet 16

Answer 2

Third side is:.
7p²-8p+9- {(2p²-p+1)+(11p²-3p+5)}
=7p²-8p+9-(2p²-p+1+11p²-3p+5)
=7p²-8p+9-(13p²-4p+6)
=7p²-8p+9-13p²+4p-6
= -6p²-4p+3
hope it helps............☺