how fo check this

[valid bone]

Convergent or divergent

[bronze steeple]

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[stoic peak]

are you aware of the root test

to check if a series converges or diverges?

apply the root test, that works here

@valid bone

[valid bone]

Let me try this

I know many tests but i am confused about which test will work

How to select a test by their series?

[stoic peak]

so first of all

u need to select the test mainly based on how the sum looks, and what test would be suitable

for eg if a sum has a factorial, some square roots, using the integral test would be bad

mainly u know it by practice

[valid bone]

Should I use riemann approximation for factorial?