Solutions Ta2 Chapter 5

  • April 2020
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Topics in Algebra 2 Chapter 5 Even Answers #43:

Pages 208-209 #1-13 odd, 19, 21, 40-44 #40 : y = -3x + 1 ; #42 : y = x + 2 ; #44 : 2

#44:

Pages 212-213 #1-6, 15-20, 24-29 #2 : -9x³+10x² - 8x – 18 ; #4 : 2x²y – 7xy² + 8xy + 5 ; #6 : 7x² + 12xy – 2x – y – 9 ; #16 : -2x² + 6x – 2 ; #18 : -4a² + 8ab – 5b² ; #20 : 3x4 – 9x³ + 7x - x³y ; #24 : 8x2a + 7xa + 7 ; #26 : x6a – 5x5a – 4x4a + x3a – 2x2a + 8 ; #28 : 3x²y – 6x²z + 2y²z + 6xyz – 5xy² + z²y

#45:

Pages 217-218 #7,8,11-23 #8 : 4a² - 8ab + 3b² ; #12 : 9y³ - 3y²x – 6y + 2x ; #14 : 25x² + 20xy + 4y² ; #16 : 16x4 – 40x²y + 25y² ; #18 : 25x6 + 20x³y² + 4y4 ; #20 : 9x² - 25y² ; #22 : 4x4 – 25y²

#47:

Pages 222-223 #19-57 odd, 77-87 #78 : 7 ; #80 : 28 ; #82 : m = -5, b = 6 ; #84 : m = -2, b = 3 ; #86 : 6

#50:

Page 231 #1-15 odd, 19-29 odd, 48-50 #48: y = 2x + 1; #50: y = 4x – 1

#51:

Page 233 #1-29 odd, 47, 49, 50 #50 : 252.5 in or 21 ft ½ in

#52:

Pages 235-236 #3,5,7,9,11,21-27 #22 : y(y + 7) ; #24 : 4y(4y + 1) ; #26 : 8

#53:

Pages 239-240 #1-7,10-16,20-27,30-43,46-48 #2 : -102 ; #4 : -3x²y + 3xy + 7xy² ; #6 : 8a4 + 6a3 + a² - 5 ; #10 : 13y² - y + 9 ; #12 : 4x² + 3xy + y² ; #14 : -32x3y3 ; #16 : -9x² + 6xy – 3xz – 8yz + 20z² ; #20 : 49x² - 70xy + 25y² ; #22 : 8y(3x² - 5y) ; #24 : (7y – 9) (7y +9) ; #26 : xy(4x – y) ; #30 : (2a – 1)(4a² + 2a + 1) ; #32 : (x + y²)(x² - xy² + y4) ; #34 : (ab + 3)(ab + 4) ; #36 : (2y + 1)(y – 2) ; #38 : (x + 9)(x – 9) ; #40 : 2(2x + 5) ² ; #42 : y(x + 4y)(x – 4y) ; #46 : 0, 8 ; #48 : -3, -4

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