how to find 3{root 5+root2}-{root 5-root 2}...tell me with a good procedure so that i can understand it as a beginner
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Answered by
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3{root5+root2}-{root5-root2}
=3root5+3root2-root5+root2
=3root5-root5+3root2+root2
=2root5+4root2
=2(root5+2root2)
=3root5+3root2-root5+root2
=3root5-root5+3root2+root2
=2root5+4root2
=2(root5+2root2)
Answered by
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3{root5+root2}-{root5-root2}
Multiply by 3
=3root5+3root2-root5+root2
Collect terms of root 5
=3root5-root5+3root2+root2
=2root5+4root2
Take 2 common
=2(root5+2root2)
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