A Factor the following using CMF.

1. -7ab2c + 15a²b³ c²

2. 6mn - 12 mp + m² q

3. 7m² n³ + 21m³n²-49m*np 3


B. Factoring the Difference of two Squares

1. 4a2-9

2. 16m²-81n2

3. h2-121


i brainlist ko yung tama yung sagot​