Question

Simplify : i. (√5 − √3) 2 ii. √625 4 − 4√64 3 + 20√32 5 iii. 13 1 4 ÷ 13 −5 4 iv. (4√3 − 3√5) 2

Answer 1

Answer:

i)  (√5 − √3)^ 2

= 5 - 2 √15 + 3

= 8 - 2√15 ( answer )

iv )  (4√3 − 3√5)^ 2

= 48 - 24 √15 + 45

= 93 - 24 √15 (answer )

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Answer 2

Answer:

The upper answer is wright

Hope it will help you