Select all of the following that represent quadratic expressions:
1 answer:
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Answer:
9
Step-by-step explanation:
9v = 9(2i + 9j) = 18i + 81j
|9v | = =
= 9
Answer:
y = 3
Step-by-step explanation:
Combine like terms
Move all terms not containing y to the right side of the equation.
Divide both sides by 2
y = 3
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