How many more steps do i need to take to get to 80 000 if i have 61 143 steps

What is the binomial expansion of (2x-3)^5

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?