On the count of 3, say… “Irish wristwatch”. Warm ups 1.Solve the system of equations: 3x + 5y = 11 2x + 3y = 7 2.What percent of 16 is 5.12? 3.Find the.

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Presentation transcript:

On the count of 3, say… “Irish wristwatch”

Warm ups 1.Solve the system of equations: 3x + 5y = 11 2x + 3y = 7 2.What percent of 16 is 5.12? 3.Find the final price of the television if the original price was $299 and there was a 4.5% sales tax.

9-1 Multiplying Monomials Objective: To multiply monomials. Standard 10.0

Vocabulary Monomial: 1 term Binomial: 2 terms separated by +/- Trinomial: 3 terms Polynomial: Many terms (>1) a 4x -3m 2 n a + b 4x m 2 – n (write your own) Includes Binomials, Trinomials, and more!

Rules for Exponents Coefficient Base Exponent When bases are the same Add the exponents Power to a Power Multiply the exponents Distribute the exponent

Example P E M D A S

Examples 1) 1. (x 2 )(x 3 )(x 5 )2. 2(ab) 2 2) 3. (4x 5 )(2x 6 )

Equivalent or not? Thumbs up or down 1) 2x 2 and (2x) 3 NO 2) (ab) 2 and a 2 b 2 YES 3) 5(d 2 ) 2 and 25d 4 NO

Simplify - TOO A 4 (A 7 )(A)2. (xy 4 )(x 2 y 3 ) [(3 2 ) 4 ] 2 4. (2a 2 b) 2

Homework Pg. 499 #16-29 all