题目计算:(1)183+36+(−1)2024−∣−12∣(1)\sqrt[3]{\frac{1}{8}}+\sqrt{36}+(-1)^{2024}-|-\frac{1}{2}|(1)381+36+(−1)2024−∣−21∣；(2)(4y4+8y3−4y2)÷(−2y)2(2)(4y^{4}+8y^{3}-4y^{2})\div \left(-2y\right)^{2}(2)(4y4+8y3−4y2)÷(−2y)2；(3)2(x−1)2+(x+1)(x−1)(3)2\left(x-1\right)^{2}+\left(x+1\right)\left(x-1\right)(3)2(x−1)2+(x+1)(x−1)；(4)498×502(用简便方法计算)(4)498\times 502(用简便方法计算)(4)498×502(用简便方法计算).知识点：二次根式的混合运算章节：数与式 / 二次根式
