please answer fast it is urgent
Attachments:

Answers
Answered by
0
u can write√45as3√5
and√20as2√5
now putting the value
3√5-2×3√5+4√5
taking common√5
√5(3-6+4)
=√5×1
=√5 hope it will help you
and√20as2√5
now putting the value
3√5-2×3√5+4√5
taking common√5
√5(3-6+4)
=√5×1
=√5 hope it will help you
khushipar:
I think root 5 is correct answer
Answered by
0
Root 45-3root20+4root 5
3root5-6root 5+4root5
Root5
3root5-6root 5+4root5
Root5
Similar questions