find the sum of first five terms of sequence √3,√12,√27
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Answer:Let the three terms be
√3,√12,√27
Sum =√3+√12+√27
√3×1+√3×4+√3×3×3
=√3+2√3+3√3
=√3(1+2+3)
Given that sum of five terms so
=√3(1+2+3+4+5)
=15√3
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