Which quadratic function best fits this data?

x y

1 32

2 78

3 178

4 326

5 390

6 337

A) y=11.41x2+154.42x-143.9

B) y=-11.41x2+154.42x-143.9

C) y=11.41x2+154.42x+143.9

D) y=-11.41x2+154.42x+143.9

Kepler's 3rd law says what?

Two expr Expressions that represent 3/12

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12.92 multiplied by 2.5 long multiplication

Jackie already owns 19 necklaces, and additional necklaces are priced at 1 for a dollar. How much money does Jackie need to spend on new necklaces in order to own a total of 32 necklaces?

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Evaluate 12C4 and 11P4