Bye ! im done with my homework, thanks to “mhanifa” bye ! love y'all and y'all take care ! here's a free hug ⊂((・▽・))⊃​

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

Marcus needs to rewrite f(x) = x2 + 6x + 4 in vertex form.

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?