Question

lf 4th 7th 10th terms of gp are p q r respectively then find relation between p q r

Answer 1

Answer:

p+r =2q

Step-by-step explanation:

p = a +3d

q = a +6d

r =a +9d

now p + r =2a +12d

         2q = 2a +12d

p + r = 2q

Answer 2

Answer:

Correct answer is q^2 = pr