what is the root of
• x²=81
• x²-100=0
• x²-144=0
• x²=150
• x²-80=0​


Sagot :

Answer:

1.x = -9 , x =9

1 2

2. x = -10 , x =10

1 2

3.x = -12 , x = 12

1 2

Step-by-step explanation:

Sa comment nyo po makikita yung 4. 5.