计算:[(4x^3-1/2y)^2+4y(x^2-y/16)]/(8x^2)
问题描述:
计算:[(4x^3-1/2y)^2+4y(x^2-y/16)]/(8x^2)
答
:[(4x^3-1/2y)^2+4y(x^2-y/16)]/(8x^2)
=(16x^6-4x^3y²+1/4y²+4x²y-1/4y²)/(8x²)
=2x^4-1/2xy²+1/2y