Question

यदि d = - 4 n = 7 an = 4 a का मान ज्ञात करो​

Answer 1

Answer:

an = a+(n-1)d

4 = a+(7-1)(-4)

4 = a+(6)(-4)

4 = a+(-24)

4 = a-24

4+24 = a

28 = a

Answer 2

Answer

28

Step-by-step explanation:

given;

d = -4

n = 7

an = 4

by using formula,

an = a + (n - 1)d

4 = a + 6×(-4)

a = 4 + 24

a = 28, ans..