Question

a=25,d=100 first term and common difference find the four terms and the formula​

Answer 1

Step-by-step explanation:

The four terms will be

a,a2,a3,a4

25,25+100,25+2(100),25+3(100)

25,125,225,325

formula:

an=a+(n-1)d

hope it will help u.

Answer 2

Answer:

Your needed formula is Tn = a+(n-1)d

Step-by-step explanation:

Here,

a=25

d=100

n= 2 , 3 and 4

Now,

Tn = a+(n-1)d

T2=25+(2-1) 100       [We used n=2 since this is second term]

T2= 125

Similarly

T3= 235

T4= 335

T5=445