Respuesta :

Answer:

7^40 is umm I don't know sorry

Step-by-step explanation:

But hopefully it's helpful.

Answer:

steps below

Step-by-step explanation:

if your problem is s²ⁿ = s²*²⁰ = s⁴⁰     (n replace your t)

s²ⁿ = 7⁴⁰ = 6366805760909027985741435139224001

if the problem is s² x 20 = 7² x 20 = 980