题目(1)(1)(1)计算:−83+4−(−1)2025\sqrt[3]{-8}+\sqrt{4}-{(-1)}^{2025}3−8+4−(−1)2025；(2)(2)(2)计算:[(−2mn2⋅m2)3]2[(-2mn^{2}\cdot m^{2})^{3}]^{2}[(−2mn2⋅m2)3]2；(3)(3)(3)因式分解:8x2−2y28x^{2}-2y^{2}8x2−2y2；(4)(4)(4)因式分解:3ax2+6axy+3ay23ax^{2}+6axy+3ay^{2}3ax2+6axy+3ay2.知识点：分组分解法章节：数与式 / 因式分解
