Page 719 - Algebra 1
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22. Find the zeros of the function shown. (89)
8
23. Find the quotient of 49x2 + 21xy ÷ . (88) 5x2 25xy2
(9 6)
704 Saxon Algebra 1
14x __
y
24. Find the product (6y - 3)(6y + 3). (60)
25. Factor 4x4 - 64 completely. (Inv 9)
26. Multi-Step When budgeting to purchase a new car, a student is willing to spend (91) $3000 plus or minus $200.
a. Write an absolute-value inequality to show the range of prices the student is willing to consider.
b. Solve and find the range of the actual price the student might pay.
27. Find the midpoint of the line segment with the endpoints (-4, 3) and (2, 4).
(86)
28. Cell Phone A student budgets $25 for his cell phone each month. He pays $10 for (94) the service and $0.05 per minute. He knows that his budget can be off by $5 in
either direction. What is the maximum and minimum number of minutes he can talk each month?
y = _1 x 2 + 2 x - 6 2
___ 29.Justify a+a≠ 2a
(95) x b x+b
30. Generalize When does a quadratic function only have one zero?
4
O
x
-8
4
8
-4
