求解数学题按规律填数3,-8.15.-24.35.-48——.——.
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![求解数学题按规律填数3,-8.15.-24.35.-48——.——.](/uploads/image/z/15114997-37-7.jpg?t=%E6%B1%82%E8%A7%A3%E6%95%B0%E5%AD%A6%E9%A2%98%E6%8C%89%E8%A7%84%E5%BE%8B%E5%A1%AB%E6%95%B03%2C-8.15.-24.35.-48%E2%80%94%E2%80%94.%E2%80%94%E2%80%94.)
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求解数学题按规律填数3,-8.15.-24.35.-48——.——.
求解数学题按规律填数3,-8.15.-24.35.-48——.——.
求解数学题按规律填数3,-8.15.-24.35.-48——.——.
63 -80
规律是加5 7 9 11 13 15 17取一正一负
3,-8,15,-24,35,-48
2²-1,-(3²-1),4²-1,-(5²-1),6²-1,-(7²-1)
规律为:3,-8,15,-24,35,-48,63,-80
dui jiushi 63 -80