Page 563 - Algebra 1

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Multi-Step The local bank offers a savings account with a 3% annual interest rate. Alfred wants to earn at least $60 in interest. How much should he deposit?
a. Write an inequality to represent the situation.
b. Solve the inequality.
c. How much should he deposit? d. Graph the solution.
Food Packaging The label of a certain cheese states that it weighs 8 ounces. The actual weight of the product sold is allowed to be 0.2 ounces above or below that. Write a compound inequality that represents this situation.
Multi-Step Solve _⎢x + 3 = 6. 4
a. Isolate the absolute-value expression.
b. Use the definition of absolute value to rewrite the absolute-value
equation as two equations. c. What is the solution set?
Generalize Explain how you know if the second terms of binomial factors are both positive, both negative, or have opposite signs.
3 4
a. What is the horizontal asymptote of this rational function? b. What is the vertical asymptote?
c. If the price per toy is $5, how many toys will they receive?
Measurement The length of the hypotenuse of a right triangle is found by adding the squares of the two legs and then taking the square root. The sum of the squares of the legs is 16m6 + 320m5 + 1600m4. Find the length of the hypotenuse by factoring.
Consumerism A preschool has a budget of $1000 to buy new outside toys. They will receive 1 free toy when they place the order. The number of toys, y, that they can
1000
get is given by y = _x + 1, where x is the price per toy.
TT
TH
Heads
HT
HH
Red
Yellow
Green
1
1R
1Y
1G
2
2R
2Y
2G
3
3R
3Y
3G
4
4R
4Y
4G
5
5R
5Y
5G
6
6R
6Y
6G
548
Saxon Algebra 1
Verify The table shows that the theoretical probability of landing on heads two times when flipping two coins is _1 . Use an equation
4
to show that the probability is correct.
Multiple Choice Using the table, what is the
probability of rolling an even number and
spinning a yellow or a green?
A _1 B _1
1 1944
Write Describe how factoring can help find 452 - 152.
Tails
Heads
Tails
6 3_
C _1 D 18