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Question:
30+31+25 \sqrt {{30 }+ \sqrt {{31}+\sqrt{25}}}30+31+25
A4
B5
C6
D7
Answer:
30+31+25\sqrt{30+\sqrt{31+\sqrt25}}30+31+25
=30+31+5=\sqrt{30+\sqrt{31+5}}=30+31+5
=30+6=\sqrt{30+6}=30+6
=36=\sqrt36=36
=6=6=6
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