Question

cu cât este egal:

√0,83(3)×√10×√0,8(3)=

√2,4×√0,8(3)×√4,5​

Answer 1

√0,83(3)•√10•√0,8(3)=√5/6•√10•√5/6=5/6•√10=5√10/6

√0,83(3)-√833-83/900=750/900=75/90=25/30=5/6

√0,8(3)=√83-8/90=75/90=25/30=5/6

√2,4•√0,8(3)•√4,5=√24/10•√5/6•√45/10=

=√120/60•√45/10=√5400/600=√9=3