Question

√8-2√15 =
Please answer fast.........

Answer 1

Answer:

............√8 = √2 x √4..................

√8 - 2√15

√2 X √4 - 2 √15

2√2 - 2 √15

2(√2 - √15)

value of √15 = 3.873 , √2 = 1.414

2(1.414 - 3.873)

2(−2.459)

= −4.918

final ans is = -4.918