Sagot :
Answer:
1.)T̶h̶e̶ p̶e̶r̶f̶e̶c̶t̶ s̶q̶u̶a̶r̶e̶ f̶o̶r̶m̶u̶l̶a̶ t̶a̶k̶e̶s̶ t̶h̶e̶ f̶o̶l̶l̶o̶w̶i̶n̶g̶ f̶o̶m̶s̶: (a̶x̶)2 + 2a̶b̶x̶ +b̶2 = (a̶x̶ + b̶).
2.)N̶O̶
3.)Y̶E̶S̶ , i̶f̶ t̶h̶e̶ f̶i̶r̶s̶t̶ a̶n̶d̶ t̶h̶i̶r̶d̶ t̶e̶r̶m̶s̶ a̶r̶e̶ s̶q̶u̶a̶r̶e̶s̶ f̶i̶g̶u̶r̶e̶ o̶u̶t̶ w̶h̶a̶t̶ t̶h̶e̶y̶'r̶e̶ s̶q̶u̶a̶r̶e̶s̶ i̶f̶. M̶u̶l̶t̶i̶p̶l̶y̶ t̶h̶o̶s̶e̶ t̶h̶i̶n̶g̶s̶, m̶u̶l̶t̶i̶p̶l̶y̶ t̶h̶a̶t̶ p̶r̶o̶d̶u̶c̶t̶ b̶y̶ 2, a̶n̶d̶ t̶h̶e̶n̶ c̶o̶m̶p̶a̶r̶e̶ y̶o̶u̶r̶ r̶e̶s̶u̶l̶t̶ w̶i̶t̶h̶ t̶h̶e̶ o̶r̶i̶g̶i̶n̶a̶l̶ q̶u̶a̶d̶r̶a̶t̶i̶c̶'s̶ m̶i̶d̶d̶l̶e̶ t̶e̶r̶m̶.
4). i̶t̶ h̶a̶s̶ a̶ f̶o̶r̶m̶u̶l̶a̶ g̶i̶v̶e̶n̶ a̶n̶d̶ a̶n̶y̶ t̶i̶m̶e̶ y̶o̶u̶ t̶a̶k̶e̶ a̶ b̶i̶n̶o̶m̶i̶a̶l̶ a̶n̶d̶ m̶u̶l̶t̶i̶p̶l̶y̶ i̶t̶ t̶o̶ i̶t̶s̶e̶l̶f̶, y̶o̶u̶ e̶n̶d̶ u̶p̶ w̶i̶t̶h̶ a̶ p̶e̶r̶f̶e̶c̶t̶ s̶q̶u̶a̶r̶e̶ t̶r̶i̶n̶o̶m̶i̶a̶l̶. F̶o̶r̶ E̶x̶a̶m̶p̶l̶e̶, t̶a̶k̶e̶ t̶h̶e̶ b̶i̶n̶o̶m̶i̶a̶l̶ (x̶ + 2) a̶n̶d̶ m̶u̶l̶t̶i̶p̶l̶y̶ i̶t̶ b̶y̶ i̶t̶s̶e̶l̶f̶ (x̶ + 2) t̶h̶e̶ r̶e̶s̶u̶l̶t̶ i̶s̶ a̶ p̶e̶r̶f̶e̶c̶t̶ s̶q̶u̶a̶r̶e̶ t̶r̶i̶n̶o̶m̶i̶a̶l̶.
Step-by-step explanation:
S̶a̶n̶a̶ p̶o̶ n̶a̶k̶a̶t̶u̶l̶o̶n̶g̶
#C̶a̶r̶r̶y̶o̶n̶L̶e̶a̶n̶i̶n̶g̶
#S̶t̶a̶y̶S̶a̶f̶e̶ ^_^