Question

Write the algebraic expression for the nth term of the number pattern 13, 23, 33, 43........​

Answer 1

Answer:

........ 53.........

Answer 2

Answer:

tn=3+10n

Step-by-step explanation:

tn = a + (n-1) d

=13 + (n-1) (23-13)

=13+ (n-1)10

=13 - 10 + 10 n

=3+10n