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Study Suggestion Believe in yourself The one thing that will guarantee the successful conclusion of a doubtful undertaking is faith in the beginning that you can do it – William James, American psychologist Study Suggestion Believe in yourself The one thing that will guarantee the successful conclusion of a doubtful undertaking is faith in the beginning that you can do it – William James, American psychologist

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Page 336 The number N, in millions, of hearing-impaired Americans of age x can be approximated by the polynomial equation 21.Approximate the number of hearing- impaired Americans of age 20.

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Simplifying polynomial expressions Can we simplify using order of operations (PEMDAS)? –Simplify inside parentheses, combine like terms, multiply coefficients? What operation are we performing? –Multiplication Distribute ONLY OVER ADDITION or SUBTRACTION Use product rule: (a m · a n = a m + n ) –Addition or subtraction Combine like terms Are there exponents? –Use power rule: – Product to a power rule: –Write out meaning of exponents if necessary: x 2 = x · x –Do not make up exponent rules!

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Homework Read Pages 327, 329-334, 341-344, 349-352, 356-361, 367-370 Page 335: 17, 18, 57, 93 – 97 Page 344: 7, 12, 14, 39, 40, 43 Page 353: 5, 6, 10, 20, 25, 31, 36, 39, 53, 56, 61, 66 Page 361: 63, 70, 74, 75 Page 371: 13, 33, 38, 41, 46, 47, 50, 62, 65, 66

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