please answer these questions...
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Step-by-step explanation:
1) 6-4√2/6+4√2
(6-4√2)(6-4√2)/(6+4√2)(6-4√2)
(6-4√2)²/6²-(4√2)²
6²-2×6×√2+(√2)²/6-16×2
36-12√2+2/6-32
38-12√2/26
2(19-6√2)/2×13
19-6√2/13
2) ii)16½×16½
=(16)½+½
=(16)¹
=16
iii)=(12×3)`⁴×4³
(36)`⁴×4³
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