WorksheetsMs. Jones' Fall, 2018 Algebra 1, Semester 1 Final Exam: LT 1.3H
Total questions: 25
Worksheet time: 30mins
Where is the function increasing?
[4, ∞)
[−4, ∞)
[6, ∞)
4 < x < 6
What is the increasing interval for this function? (There are NO arrows)
[-6, -2]
(-∞, ∞)
[-2, 6]
[-1, 3]
What is the interval of increase of this function?
[1, ∞)
(-∞, ∞)
[2, ∞)
None
For what intervals of x is f(x) decreasing?
(-∞,-1)
(-1,∞)
(6,∞)
(-∞,6)
Name the x-intercept(s)?
(0,0) only
(4,0) only
(2,4)
both (0,0) and (4,0)
x→ ∞, y→⁻∞
x→⁻∞, y→∞
x→∞, y→⁻∞
What is happening to this graph when the x-values are between -8 and -4?
It is constant.
It is increasing.
It is decreasing.
What is the green dot on the parabola called?
maximum
minumum
vertex
both vertex and minimum
both maximum and vertex
Name the vertex
(1,1)
(0,0)
(-1, -1)
None of these.
exponential equations take the shape of a _______ when graphed.
U
straight line
steep curve
circle/elliptical
What are the green dots called?
axis of symmetry
vertex
parabola
x-intercepts
At what point is the minimum of this graph?
(-4,1)
(1,-4)
(-1,0)
(3,0)
Where is the axis of symmetry?
What is the domain of the graph?
x≥1
[-∞, ∞]
(-∞, ∞)
none of these
What is the range?
-3 < y ≤ 3
-4 ≤ x ≤ 5
-4 ≤ y ≤ 5
-3 < x ≤ 3
What is the domain of the graph?
[-∞, 0)
[0, ∞)
(0, ∞)
(-∞, 0)
What are the intervals of increase?
(-∞,-.5),(2,∞)
(-2,0),(2,5)
(-0.5,2)
(-∞,∞)
Which is an interval of decrease?
-0.5<x<2
0<x<3
x<-0.5
x>2
