计算3.766^2+0.468*3.766+0.234^2
问题描述:
计算3.766^2+0.468*3.766+0.234^2
答
3.766^2+0.468*3.766+0.234^2
=3.766^2+2*0.234*3.766+0.234^2
=(3.766+0.234)^2
=4^2
=16