Initially, a store has 35 train sets. the store sells 3 train sets each month. what is the explicit rule for the number of train sets the store has after ‘n’ months?

answer: .64

step-by-step explanation

set up the formula for standard deviation for this set of numbers, then simplify

it is contrapositive

i could not see the question too well so check yourself again too . this is because i want you to get it correct.