Algebra I- Pracitce Exam
18 Questions
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A relatively simple Algebra I practice exam. Based on a 9th grade level.
Questions and Answers
- 1.
- A.
Y=2x+2
- B.
Y=2x+0
- C.
2x+y=2
- 2.
- 3.
- A.
-12/3
- B.
18
- C.
22
- D.
-4
- 4.Find the value of x so that the line that passes through the points (-8, 4) and (x, 9) has slope m= 2/5.
- 5.What is the standard form of an equation of the line that passes through the points (3,0) and (6, -8)?
- A.
8x+3y=24
- B.
Y= -8/3x+8
- C.
3x+8y=64
- 6.If you are using linear interpolation, then you are estimating a data point ____________.
- 7.Solve. (absolute value of y-2) < 3
- A.
Y<5 and y>-1
- B.
Y<5 and y<-1
- 8.Solve. 4r-5>7 or 4r-5<-9
- A.
R>3 or r<-1
- B.
R<3 or r>-1
- C.
R>3 or r>-1
- D.
R>3 and r>-1
- 9.
- A.
None
- B.
6,7
- C.
15,17
- 10.
- 11.What is the definition of parallel lines?
- A.
1. the two slopes cannot equal each other. 2. the y-intercepts must equal each other.
- B.
Everthing must equal -1
- C.
Everything must equal 0
- D.
1. the first slope must equal the second slope. 2. the y-intercepts cannot equal each other.
- 12.Given (1,1) and (-2, 3) state wich quadrant each belongs in.
- 13.Write the following out. 8.92635x108
- 14.Simplify.5x10-3/2x10-4
- 15.True or false?Parallel lines have no solution because they never intersect.
- 16.The corner of a rectangle is made up of two angles. The measure of one angle is 10 degrees more than three times the measure of the other. What are the measures of the two angles? (Hint: recall the degree measure of the corner of a rectangle.)
- 17.A Culture of bacteria has 20 cells. Each cell divides to form 2 cells every half hour. How many cells are there after 4 hours?
- 18.What is the definition when multiplying radicals?
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