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Practice 1.1.1 1. 2.

Practice 1.1.1 1. 2. . 3. . 5(x 3 ) + (6 – x 3 ) = 5x 3 + 6 – x 3 = 4x 3 + 6 . 5. 3x 3 + 6x 2 + 9x + 1. 6. total cost = 6x – 6x(.15)= 5.1x term: 5.1x factors: 5.1 and x coefficients: 5.1 constants: none 10x – 0.25(10x) + 5.99 = 10x – 2.5x + 5.99 = 7.5x + 5.99

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Practice 1.1.1 1. 2.

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  1. Practice 1.1.1 1. 2.

  2. 3.

  3. 5(x3) + (6 – x3) = 5x3 + 6 – x3 = 4x3 + 6 5. 3x3 + 6x2 + 9x + 1

  4. 6. total cost = 6x – 6x(.15)= 5.1x • term: 5.1x • factors: 5.1 and x • coefficients: 5.1 • constants: none • 10x – 0.25(10x) + 5.99 = 10x – 2.5x + 5.99 = 7.5x + 5.99 • terms: 7.5x and 5.99 • factors: 7.5 and x • coefficients: 7.5 • constants: 5.99

  5. 8. terms: factors: 28 and coefficients: 28 constants: none

  6. area of trapezoid = • surface area of cylinder = terms: ½ hb1 ½ hb2 factors: ½ and h and b1 ½ andh and b++ coefficients: ½ ½ constants:none terms: 2πr2 and 2πrh factors: 2 and π and r2 2 and π and r and h coefficients: 2 2 constants: none

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