Express the area of the polygon as a polynomial. 67. Rectangle 68. Right triangle 6x - 1 4x2 -1 x2 - 2 3x +8 Express the volume of the rectangular prism as a polynomial. x+ 4 69. 70. x² +2 4х- 3 2x + 5 ackets

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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Chapter8: Polynomials
Section8.4: Special Products
Problem 62PFA
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Express the area of the polygon as a polynomial.
67. Rectangle
68. Right triangle
6х-1
4x2 – 1
x2 - 2
3x + 8
Express the volume of the rectangular prism as a polynomial.
x+4
69.
70.
x² + 2
4x- 3
2x + 5
Facsts
Write the indicated polynomial expression.
71. An item costs 4x-7 dollars. Write a polynomial that expresses the total cost when a
customer purchases x +3 of these items.
this
72. A train travels at an average rate of 2x - 5x miles per hour. Write a polynomial expression
for the total number of miles the train travels in 3x+4 hours.
Choices for 67-72:
A) 4x +10x² +8x+20
B) 2x +5x? +4x+10
C) 12x³ +32x² –3x-8
D) 12x +36x –4x-5
E) 4x – 7x +12x-21
AB) 2x³ +4x² +2x+7
AC) 4x' +13x² –-12x
AD) 6x³ – x² – 12x+2
AE) 6x³ +16x² -1.5x -4
BC) x +6x+2
BD) 6x – 7x – 20x
BE) 4x +3x-8
GSE Algebra IIA Week 4
Page 21 of 21
Transcribed Image Text:Express the area of the polygon as a polynomial. 67. Rectangle 68. Right triangle 6х-1 4x2 – 1 x2 - 2 3x + 8 Express the volume of the rectangular prism as a polynomial. x+4 69. 70. x² + 2 4x- 3 2x + 5 Facsts Write the indicated polynomial expression. 71. An item costs 4x-7 dollars. Write a polynomial that expresses the total cost when a customer purchases x +3 of these items. this 72. A train travels at an average rate of 2x - 5x miles per hour. Write a polynomial expression for the total number of miles the train travels in 3x+4 hours. Choices for 67-72: A) 4x +10x² +8x+20 B) 2x +5x? +4x+10 C) 12x³ +32x² –3x-8 D) 12x +36x –4x-5 E) 4x – 7x +12x-21 AB) 2x³ +4x² +2x+7 AC) 4x' +13x² –-12x AD) 6x³ – x² – 12x+2 AE) 6x³ +16x² -1.5x -4 BC) x +6x+2 BD) 6x – 7x – 20x BE) 4x +3x-8 GSE Algebra IIA Week 4 Page 21 of 21
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