Question

(5+√7) (3+√5) simplify
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Answer 1

Answer:

[ ( 5 )2 + ( √7 )2 + 2 . 5 . √7 ] ×

[ ( 3 )2 + ( √5 )2 + 2 . 3 . √5 ]

[ 5 + 7 + 10√7 ] × [ 3 + 5 + 15√5 ]

[ 12 + 10√7 ] × [ 8 + 15√5 ]

Answer 2

(5 + √7) (3 + √5)

5(3 + √7) + √7(3 + √5)

15 + 5√7 + 3√7 + √35

15 + √7(5 + 3) + √35

15 + 8√7 + √35

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