Question

2 under root 45 + 320 / 2 under root 5

Answer 1

2√3×3×5+320/2√5
6√5+320/2√5
30+320/2√5
350/2√5×2√5/2√5
700√5/20
35√5
is your answer

Answer 2

your answer is 30√5

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