Page 562 - Algebra 1

Practice Distributed and Integrated
Find the product.
1. (7 + √ 6 )(4 - √9 )
(76)
Solve.
2. (x + √ 12)(x - √ 3) (76)
4.11h+9≤5h-21 (81)
6. -12x3 -48x (79)
____ *3. -b+3≥3b-5
(81) 4 8 4 8 Factor completely.
5. 3x5 -3x4 -216x3 (79)
Determine whether the polynomial is a perfect-square trinomial or a difference of two squares. Then factor the polynomial.
*7. x2 +10x+25 (83)
*8. x2 +12x+36 (83)
9. Geometry Show that TUV is a right triangle. (65)
*10. Analyze The expression -7x + 2y is one factor of a difference of two squares.
-4
-2
-2
U
2
4
(83)
11.
(66)
What is the expanded polynomial?
Hiking Raul and his friends are hiking a 4-mile trail. After 2 hours of hiking, they turn off of the path to find a spot for lunch, and then hike back to the trail and continue to the end. Write an inequality to represent x, the total distance they hiked.
-4
y
4
T
2
V
x
Determine if the following systems are consistent and independent, consistent and dependent, or inconsistent.
12. y=2x+5 13. 3y=2x+4 (67) y-2x=1 (67) 3x=4.5y-6
14. Find the probability of rolling a sum of 10 or a set of doubles with two (68) number cubes.
Lesson 83 547