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e) 8√16 ÷ 3√2 ÷ √2
= (8÷3)√(16÷2÷2)
= (8/3)√4
= (8/3)(2)
= 16/3
g) (3√5 + 4√2)²
= (3√5)² + (3×4)√(5×2) + (3×4)√(5×2) + (4√2)²
= 45 + 12√10 + 12√10 + 32
= 77 + 24√10