Pls help with this one
Attachments:
Answers
Answered by
1
Step-by-step explanation:
√(7-3√5)=√(7-√45)=√(7-2√45/4)
=√(9/2+5/2-2√9/2*5/2)
=√(3/√2-√5/√2)^2
=3/√2-√5/√2
=(3-√5)/√2
Similar questions