(√48+¼√6)×√27 等于多少 急急急!!!!!!!!!!

谢谢各位啦
2024-12-29 16:34:56
推荐回答(4个)
回答1:

(√48+¼√6)×√27 =(4√3+0.25*√2*√3)*3√3=36+2.25√2

回答2:

(√48+(¼)√6)×√27
=√(48*27)+(1/4)√(6*27)
=√1296+(1/4)√162
=36+(1/4)*9√2
=36+(9/4)√2

回答3:

(√48+¼√6)×√27 =√27×48+1/4×√27 ×6=36+9/4*√2

回答4:

=[4√3+(√2*√3)/4]*3√3
=4√3*3√3+(3√3*√3*√2)/4
=36+9√2/4