Question

For an given A .P. tn =4d=-4 then find a=?

Answer 1

Answer:

a = 4n

Because, the value of n is not given.

Step-by-step explanation:

Given,

tn = 4, d=-4

tn = a+(n-1)d

4 = a+(n-1)(-4)

4 = a-4n+4

a = 4n.