What is the first step in solving the quadratic equation x2 = .
take the square root of both sides of the equation.
add to both sides of the equation.
square both sides of the equation.
subtract from both sides of the equation.

47.28 or 47.2857143

step-by-step explanation:

you just divide 331 by 7 and you get that answer. ( i think so tho)

-81 -56 -27 0 81

step-by-step explanation:

could u provide us some answer choices or hmm idk maybe a table for us to anser with ? ?

answer: hence, function will be

explanation:

since we have given that

cost of a new textbook = $85

according to question, the resale value of a textbook decreases by 25% with each previous owner,

so, our function becomes,

here, y is the total value of the text book after x owners.

hence, function will be