15-08-2014
Mathematics

contestada

Continue the pattern 7,16,8,27,9,?

Respuesta :

15-08-2014

7*2 + 2 = 16
8*3 + 3 = 27
9*4 + 4 = 40

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kate200468 kate200468

17-08-2014

[tex]7,16,8,27,9,...\\\\a_1=7\\\\a_2=(7+1)\cdot2=8\cdot2=16\\\\a_3=7+1=8\\\\a_4=(8+1)\cdot3=9\cdot3=27\\\\a_5=8+1=9\\\\a_6=(9+1)\cdot4=10\cdot4=40\\\\a_7=9+1=10\\\\a_8=(10+1)\cdot5=11\cdot5=55\\\\...[/tex]

Answer Link

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