Question

Is √2, √8, √18, √32, ..... in A.P. ?

Answer 1

Step-by-step explanation:

 a1=√2,

a2=√8= 2√2

a3=√18=3√2

a4=√32=4√2

common difference a2-a1= 2√2-√2=√2

so d=√2

Answer 2

Answer:

√64

Step-by-step explanation:

hope it's helpful to you