Разложите ** множители 4-(6p+5)^2

Question

Разложите на множители 4-(6p+5)^2

Answer 1

4-(6р+5)² = 4-36p²-60p-25 = -36p²-60p-21 = -36p²-18p-42p-21 =-18p(2p+1)-21(2p+1) =(2p+1)(-18p-21)