Question

answer me it's urgent ​

Answer 1

Answer:

a =5, r=5

a10 = ar^9

= 5^10

An = a r^n-1

= 5*5^n-1

= 5^n

Answer 2

Answer:

=5^10

Step-by-step explanation:

a=5 r=a2/A1 r=25/5 therefore,a=5,r=5n=10 A10= 5(5)^10- 1