√45-3√2+4√5
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√45-3√20+4√5
please solve it
please solve it
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Answered by
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√45 = √(9×5) = 3√5
3√20 = 3√(4×5) = 3×√4×√5 = 6√5
so √45 - 3√20 + 4√5
= 3√5 - 6√5 + 4√5
= 7√5 - 6√5
= √5
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3√20 = 3√(4×5) = 3×√4×√5 = 6√5
so √45 - 3√20 + 4√5
= 3√5 - 6√5 + 4√5
= 7√5 - 6√5
= √5
Mark as brainliest if it helps you ☺
√45-3√20+4√5
please solve it there was typing mistake
please solve it there was typing mistake
Done
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