pa help guys asap
please Lang po Sana Tama po Yung answer nyo. thank u : )

1 P=x²-25
solution:
(x-5)(x+5)
x²+5x-5x-25
x²-25
2.R=x²-8x+16
solution:
(x-4)(x-4)
x²-4x-4x+16
x²-8x+16
3.A=9x²-4
solution:
(3x-2)(3x+2)
9x²+6x-6x-4
9x²-4
4.Y=x²+18x+81
solution:
(x+9)(x+9)
x²+9x+9x+81
x²+18x+81
5.E
PS:DI KO KAYA ISOLVE ITONG PART NA TO E KASE IBA KINALABASAN NG SAGOT KO HEHE
6.r=x³-125
solution:
(x-5)(x²+5x+25)
x³+5x²+25x-5x²-25x-125
x³-125