Question

What is the square root of 12-√68+48√2

Answer 1

√(12-√68+48√2)
=√(12-2√17+48√2)
=8.46380763

Answer 2

Answer:

2-root 2

Step-by-step explanation:

√12 – √68 + 48 √2

= √12 – 2 √17 + 12 √2

= √12 – 2 √(√9 + √8)2

= √12 – 2 (3 + 2 √2)

= √12 – 6 – 4 √2

= √6 – 4 √2

= √6 – 2 √8

= √4 – √2

= 2 – √2