Bell Ringer Throw Back Thursday

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Presentation transcript:

Bell Ringer Throw Back Thursday Identify the slope and the y-intercept of each equation. 1. Y = -3x + 4 2. Y = ½x + 7 3. Y = 5x – 6 4. Y + 3x = 10

5th Period Bring laptop on Friday for laptop check!!

Homework Check

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Multiplying Numbers in Scientific Notation Multiply the whole numbers! Add the exponents! Move the decimal so that the new number follows the scientific notation rules!

Dividing Numbers in Scientific Notation Divide the whole numbers! Subtract the exponents! Move the decimal so that the new number follows the scientific notation rules!

Example 2 Multiplication with Scientific Notation

Example 3 Multiplication with Scientific Notation

Practice 1. 2.

Example 5 Division with Scientific Notation

Example 5 Division with Scientific Notation

Practice 3. 4.

Practice 5. 6.

Adding and Subtracting Numbers in Scientific Notation Line up place value of the exponents! Move your decimals in order to make the exponents match! Exponents must MATCH in order to add or subtract the numbers. Once you have added or subtracted, make sure your final answer follows the rules of scientific notation!

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Practice 2A 2B

Practice 2C 2D

Homework #1-8 and #1-4

Homework #1-8 and #1-4