作业帮化简计算 [(x+1/4y)^2+(x-1/4y)^2](2x^2-1/8y^2)
来源：学生作业帮助网 编辑：作业帮 时间：2024/11/30 02:17:21
](/uploads/image/z/5248738-10-8.jpg?t=%E5%8C%96%E7%AE%80%E8%AE%A1%E7%AE%97+%5B%28x%2B1%2F4y%29%5E2%2B%28x-1%2F4y%29%5E2%5D%282x%5E2-1%2F8y%5E2%29)
x){3>_7]!ZBPߤR3H[Bʌ03,*4mХ_`gCmD+}(TlT $ ̀2E{:ʐ jC
bIE P̤2F 1/ lL
化简计算 [(x+1/4y)^2+(x-1/4y)^2](2x^2-1/8y^2)
化简计算 [(x+1/4y)^2+(x-1/4y)^2](2x^2-1/8y^2)
化简计算 [(x+1/4y)^2+(x-1/4y)^2](2x^2-1/8y^2)
[(x+1/4y)^2+(x-1/4y)^2](2x^2-1/8y^2)
=（x^2+1/2y+1/16y^2+x^2-1/2y+1/16y^2）（2x^2-1/8y^2）
=(2x^2+1/8y^2)(2x^2-1/8y^2)
=4x^4-1/64y^4