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Daily 5 (+1 )

Daily 5 (+1 ). Answers to LCM homework. Salary Choice. You have just been hired for a new job, and your employer has offered two options for your salary $ 1 million a year as a flat salary OR You can choose a "squared salary."

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Daily 5 (+1 )

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  1. Daily 5 (+1 )

  2. Answers to LCM homework

  3. Salary Choice • You have just been hired for a new job, and your employer has offered two options for your salary • $1 million a year as a flat salary • OR • You can choose a "squared salary." • (This means that the first day, their salary would be 2 cents. On the second day, their salary would be 2^2, or 4 cents. On the third day, their salary would be 2^3, or 8 cents. ) • Which salary would be preferable and why.

  4. Powers and Exponents A new page in your small notebook…

  5. write 7x7x7x7x7x7x7x7 in exponential notation • ? • Could the answer also be 7 x 8? • Is this a big number? • Is 7x7x7x7x7x7x7x7 a big number?

  6. Add to your small notebook! • What is the base, power and exponent? • 23

  7. Example of a Power • Write down an example of a power in your small notebook. • Volunteer to share their power? • Now, evaluate these powers • 2 66 2 5 4

  8. Now does everyone remember what a variable is? • Can someone give me an example of a variable expression? • Can someone give me an example of a power with a variable? Tell your partner. • Who wants to share with the class?

  9. Let’s try it! • Evaluate x2 when x = 9. • Evaluate b3 when b = 7. • Put one example in your small notebook.

  10. Time for a game – cards or dice?

  11. Reflection • 1. Evaluate the power: 94 • 2. Is a power with an exponent greater than one always greater than the base of the power? Explain, using examples. • HOMEWORK: Powers and Exponents due next class!

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