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Mathematics, 09.12.2020 17:40 thunder42
Find the sum of the first 7 terms of the geometric sequence. -1 + 3 - 9+27
.
O -1641
-547
547
1641
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Mathematics, 21.06.2019 19:30, sk9600930
Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36
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Find the sum of the first 7 terms of the geometric sequence. -1 + 3 - 9+27
.
O -1641
-5...
O -1641
-5...
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