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26 The numbers below form an arithmetic sequence.-4, -7 -10,- 13 - 16, ..Which expression can be used to find the nth term in the sequence?F-3n-1G3n - 4H-30 + 4J3n + 1

26 The numbers below form an arithmetic sequence4 7 10 13 16 Which expression can be used to find the nth term in the sequenceF3n1G3n 4H30 4J3n 1 class=

Respuesta :

-7 --4 = -3

also

-10 --7= -3

Then expression is

= (1/2) •n •[ 2•-4 + ( n-1)•-3] =

= -3n - 1

Answer is

OPTION F) -3n -1

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