Question

which term of AP is the first negative term 112,103,94. . . . ​

Answer 1

Answer:

a = 112 , d = -7

let the nth term be negative

so a+(n-1)d <0

112 + (n-1)(-7) <0

(n-1)7>112

n > 112/7 + 1

== 16+1

for n > 17 terms are negative

first negative term = 18th term

Step-by-step explanation:

Answer 2

n=13.11

n=11.33

Step-by-step explanation:

n=13.11