Which polynomials are prime? check all of the boxes that apply.
• x2 + 9
• x²_9
• x2 + 3x + 9
• -2x² + 8

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.

With alll of except for the 2 that i did already

Adeposit of 5500 at 6% for 3 years equals