Math, asked by bommidenianjibabu5, 11 months ago

in an ap if a is equal to minus 7. d is equal to 5 find a 18

Answers

Answered by kavyaSM

1

Answer:

78

Step-by-step explanation:

a= -7

d= 5

a18 = a+(n-1)d

= -7+(18-1)5

= -7+(17)5

= -7+ 85

= 78

Answered by SENGAVI

1

Step-by-step explanation:

a18 is

equal to a+(n_1)d

-7+(18-1)5

-7+85=78

therefore a18=78

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