On a clear day you can see about 27 miles from the observation deck of the empire state building in new york city. using the formula below, estimate the height in feet ,h, of the observation deck.

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Trent wants to buy 2 packs of trading cards for 3 dollars each. the trading card packs that trent normally buys tend to come in packs of 6, 10, 12, or 15 cards. after selecting 2 packs, trent found that the first pack of cards cost 25 cents per card, and the second pack cost 30 cents per card. trent uses this information to write the equations below in order to compare c, the number of cards in each pack.

The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?