Question

If the pth term of an ap is 1 by q and q term is 1 by 2 then the sum of p and q terms is

Answer 1

Answer:

solved

Step-by-step explanation:

Up =  a + (p-1)d = 1/q

Uq = a + (q-1)d = 1/2

Sp+q = (p+q)/2{ 2(p+q) + (p+q-2)d + d}

= (p+q)/2{ 2(p+q) + 1/q+ 1/2 -2a + d} = (p+q)/2{ 2(p+q) + (1/q+ 1/2 )-2a + (1/q -1/2)/(p-q)}

(p+q)/2{ 2(p+q) + (1/q+ 1/2 )- 2a + (1/q -1/2)/(p-q)}