6. The Earth has a mass of about 1 x 10^25 kg. Neptune
has a mass of 1.8 x 10^27 kg.
How much bigger is
Neptune than Earth? Use
operations with scientific
notation as taught in class.
Do not expand.

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

For each polynomial, determine the degree and write the polynomial in descending order. a. –4x^2 – 12 + 11x^4 b. 2x^5 + 14 – 3x^4 + 7x + 3x^3

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