SubArea: Polynomials and fractionsLevel: BProject ID: 2010004408Source Problem: 2010004407Accepted: 0Clonable: 1Easy: 0Factor the expression: \(81a^4-64a^2-48a-9\).\( (9a^2-8a-3)(9a^2+8a+3)\)\( (9a^2-8a+3)(9a^2+8a+3)\)\( (9a^2-8a-3)(9a^2+8a-3)\)\( (9a^2-8a+3)(9a^2+8a-3)\)
