I could rlly use sum help - Brainliest!!!!!
Factor completely 4x^4− 20x^3 + 12x^2

Factor completely x^2 − 4x − 12

Which of the following is a factor of x^2 − 6x − 27

Which is a factor of 3x^2 − 33x + 84

Factor completely 81x^2 − 100

Which is a factor of 3x^2y^2 + 6x^2 + 12y^2 + 24

Which of the following is a factor of 15x^2 − 14x − 8

Which is a factor of 12x^2 − 46x − 8

Which of the following is a factor of 2xy + 8y − 8x − 32

What is the factored form of 3x^2 + 5x − 12