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WorksheetsAlg S1 Review
Total questions: 100
Worksheet time: 6hrs 10mins
Write the linear inequality in standard form for this situation:
A landscaping business is purchasing plants from a nursery to finish a project. It will cost $14 each to buy each tree and $5 each to buy each bush. The landscaper wishes to keep the spending under $1000.
14x+5y≥1000
14x+5y<1000
14x+5y≤1000
14x+5y>1000
Sarah received a $350 gift card to use at the Nike store. She buys a pair of shoes for $175 and 8 pairs of socks. She does not use the entire amount in the gift card. Which inequality can be used to find the price in dollars d of each pair of socks?
350+8d<175
175+8d<350
175d+8<350
350−8d<350
Write the linear inequality in standard form for this situation:
The CRHS science department can spend no more than $2700 on textbooks this year. The department needs to buy both Biology textbooks, which cost $57 each, and Chemistry textbooks, which cost $72 each.
57x+72y≥2700
57x+72y>2700
57x+72y<2700
57x+72y≤2700
Which ordered pair is a solution of the inequality?
y≥4x−5
(3, 4)
(3, 0)
(2, 1)
(1, 1)
y<3x−3
Write the system of inequalities:
Carlos works at a movie theater selling tickets. The theater has 300 seats and charges $7.50 for adults and $5.50 for children. The theater expects to make at least $2000 for each showing
x+y≤300
7.5x+5.5y≥2000
x+y<300
7.5x+5.5y≥2000
x+y≤300
7.5x+5.5y≤2000
x+y>2000
7.5x+5.5y≤300
JoAnn likes her job as a baby-sitter, but it pays only $3 per hour. She has been offered a job as a tutor that pays $6 per hour. Because of school, her parents allow her to work a maximum of 15 hours per week. How many hours can JoAnn tutor and baby-sit and still make at least $66 per week? How much does she make?
b+t<15
3b+6t>66
b+t>15
3b+6t<66
3b+6t>15
b+t<66
3b+6t<15
b+t<66
y≤3x and y≤−2x+4
y>3x and y>−2x+4
y<3x and y>−2x+3
y>3x and y<−2x+4
Which of the following points is a solution to the system of equations below?
x+2y≥4
3x−2y<4
The graph of
3x+3y<9
is shaded... ???
x+y≤254
5x+8y≥41
y≥x+41
5x+8y≥254
x+y≤41
5x+8y≥254
x+y>41
5x+8y<254
3.5s+5L≤80
s+L≥20
s+L≤80
3.5s+5L≥20
s+L>20
3.5s+5L<80
8.5L≤80
s+L≥20
Graph the system of inequalities below using Desmos:
y≤−2x+5; y>2x+7
Which of the following is NOT a solution?
The first 3 figures in a pattern are shown. Which of the following functions represents f(n), the number of small squares in figure n?
f(n)=n2+2n
f(n)=3n2
f(n)=3n
f(n)=n2+1
The table shows a relationship between values of x and y. Which of the following equations describes the relationship?
y=2x2−1
y=3x
y=2x2−2
y=3x2
A parabola intersects the x-axis at the points (-2,0) and (7,0). Which of the following could be the equation of the parabola?
y=x2−2x+7
y=x2−5x−14
y=x2+5x−14
y=x2+7x−2
(x−2)2 is equivalent to
x2−4
x2+4
x2−4x−4
x2−4x+4
Use the trinomial expression to answer the following question.
(2x−3)(x+2)=2x2+ (a) −6
What are the x-intercepts for the function f(x)=x2+4x−45
(0,5), (0,9)
(−9,0), (5,0)
(9,0), (−5,0)
(0,9),(0,−5)
Which of the following is a common factor when x2−16 and x2+5x−36 are factored?
(x+4)
(x−4)
(x+9)
(x−9)
16x2−9 in factored form is (a)
Given that f(x)=−2x2−3 , what is the range of the function?
(3,∞)
(−∞,3)
(−∞,−3)
(−3,∞)
What are the vertex and axis of symmetry of the parabola represented by y=x2−8x+12
vertex: (4,-4)
axis of symmetry: y=4
vertex: (4,-4)
axis of symmetry: x=4
vertex: (-4,60)
axis of symmetry: x=-4
vertex: (-4,-60)
axis of symmetry: y=-4
What is the end behavior of the graph of f(x)=−0.25x2−1.5x−2 ?
as x increases, f(x) increases.
as x decreases, f(x) increases.
as x increases, f(x) increases.
as x decreases, f(x) decreases.
as x increases, f(x) decreases.
as x decreases, f(x) increases.
as x increases, f(x) decreases.
as x decreases, f(x) decreases.
What is the average rate of change for the depth of the river between hour 3 and hour 18?
1
3
6
3/5
What is the maximum value of the function?
21
9
18
24
Over the interval [-4,-2] is the function increasing or decreasing?
increasing
decreasing
neither
Over what interval is the function negative?
(2,∞)
(−3,2)
(−∞,−3)
(−6,0)
y > -2x + 1
y≤ x + 3
Which of the following is a solution?
y≤-2x+5
y>2x+7
Which of the following is NOT a solution?
Write a linear model that shows how much money will be in the account after x months.
y = 17x - 8?
*Hint: Pay attention to your sign for your y-intercept*
Use the quadratic formula to find the solutions for
y = -x2 - 5x + 12
No Real Solution
What are the x- intercepts of the graph y=(x−4)(x+5) ?
x=4, x=5
x=−5, x = 4
x=−4, x = 5
The x-intercepts of a quadratic equation are also known as the _____.
roots
solutions
Solve the equation by graphing:
5x2 - 35x + 60 = 0
x = 3, -4
x = -3, 4
x = 3, 4
x = -3, -4
Solve using any method.
x2 + 4x= 12
x = 2 and -2
x = -6 and 2
x = 6 and -2
x = 1 and -1
Solve the equation using any method:
4x2+2x - 6 = 0
x = 1 & -1.5
x = -1 & 1.5
x = (-2 ±√92)/8
x = (-2 ± √100)/8
Determine how many solutions:
One Solution
Two Solutions
No Solutions
Infinitely Many Solutions
Determine how many roots:
One Solution
Two Solutions
No Solutions
Infinitely Many Solutions
