Which of the following are quadratic equations? x2 + 3x = -9

9x2 = y2

7.x2 – 9=2? + – 12

(3x – 5) (3x + 5) = 0

The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

Suppose g(x) = f(x + 3) + 4. which statement best compares the graph of g(x) with the graph of f(x)?

Which question is not a good survey question? a.don't you agree that the financial crisis is essentially over? 63on average, how many hours do you sleep per day? c. what is your opinion of educational funding this year? d.are you happy with the availability of electronic products in your state?