# Algebra II Test

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1. Equation for sum of cubes.
a3+b3= (a+b)(a2-ab+b2)
2. Equation for difference of cubes.
a3-b3=(a-b)(a2+ab+b2)
3. Equation for difference of squares.
a2-b2= (a+b)( a-b)
4. (-5r6s3t4)2
(25r12s6t8)
5. (s3/t4)2
s6/t8
6. (-7x2+3) + (4x2+2x-1)
• -3x2+2x+2
7. (3x+7) - (5x2-6x+2)
• 3x+7-5x2+6x-2
• -5x2+9x+5
8. (x+1)(x2+4x+5)
• x3+4x2+5x+x2+4x+5
• x3+5x2+9x+5
• Cubic polynomial
9. n5+216n2
• Sum of Cubes
• n2(n3+216)
• n2(n+6)(n2-6n+36)
10. 36y2-25
• Difference of squares
• (6y + 5)(6y - 5)
11. Factor Tree
2548
• 2548
• 2*1274
• 2*2*637
• 2*2*7*91
• 2*2*7*7*13
• 22*72*13
12. GCF and LCM:
168/ 280/ 196
• 168 280 196
• 12*14 28*10 4*49
• 3*4*7*2 7*4*5*2 22*72
• 3*2*2*7*2 7*22*5*2
• 23*3*7 23*5*7

• GCF: 22*7= 28
• LCM: 23*72*3*5= 5880

### Card Set Information

 Author: DesLee26 ID: 53591 Filename: Algebra II Test Updated: 2010-12-06 02:07:32 Tags: polynomials Folders: Description: Test Show Answers:

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