Given the data calculated in parts a, b, c, and d, determine the initial rate for a reaction that starts with 0.75 m m of reagent a a and 0.50 m m of reagents b b and c c

This is what i found “an explicit formula designates the nth term of the sequence, as an expression of n (where n = the term's location). it defines the sequence as a formula in terms of n. this example is an arithmetic sequence(the same number, 5, is added to each term to get to the next term).” i hope this you for what your looking for. can you plz mark me brainliest?

Idon’t know actually is more difficult