Question

1.
If the average of the first 'n' numbers in the
sequence 148, 146, 144, ........, is 125, then n =​

Answer 1

Answer:

Average of terms = (a+l)/2

125= (148+l)/2

l=102

also

l= a+(n-1)*d

here a=148,l=102,d=-2

hence

solving we get

n= 24

Please mark as Brainliest.

Answer 2

Answer:

n^2

Step-by-step explanation:

n×n =n^2

I HOPE YOU LIKE THE