"In a game, a contestant had a starting score of one point. He tripled his score every turn for four turns. Write his score after four turns as a power. Then find his score."
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Parenthesis, Exponents, Multiplication, Division, Addition, Subtraction
common logarithms, natural logarithms, monatary calculations, etc.
Pemdas was created, because it is the order in which you can solve problems. (order of operation) Parenthesis Exponents Multiplication Division Addition Subtraction If we didn't have Pemdas everything would be all mixed up, and the answer would be wrong. Pemdas is the rules of order in which how to solve a problem.
Positive exponents: an = a*a*a*...*a where there are n (>0) lots of a. Negative exponents: a-n = 1/(a*a*a*...*a) where there are n (>0) lots of a.
Bedmassb= braquets (solve the braquets)e= exponents (solve the exponents)d-m= division and multiplicationa-s= add or substractare the steps to solve an operation!I wish that that it help to you! :)