Algebra II Extra Credit
9 Questions
| Total Attempts: 39
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Extra Credit Quiz for 1st Grading Period
Questions and Answers
- 1.Solve |2x+12|=6x - 4 for x.
- A.
4 and -1
- B.
-1
- C.
4
- D.
No solution
- E.
None of the above
- 2.Find the slope of the line that passes through (4, -4) and (7, -7).
- A.
7/4
- B.
0
- C.
No slope
- D.
-1
- E.
4/7
- 3.A line has a slope of 1/2 and a y-intercept of 3. Which equation describes the line?
- A.
1/2 x - y = 3
- B.
1/2 x + 3y = 0
- C.
X + 2y = 6
- D.
X - 2y = -6
- E.
None of the above
- 4.A line has an x-intercept of -2 and a y-intercept of 5. Write an equation for this line in standard form.
- A.
5x - 2y = -10
- B.
Y = -2x + 5
- C.
1/2 x - 1/5 y = -1
- D.
-2x + 5y = 0
- E.
2x + y = 5
- 5.The point (4, 5) satisfies an equation where y varies directly with x. Write the equation for the function.
- A.
Y = 1.25/x
- B.
Y = 20/x
- C.
Y = 4/5 x
- D.
Y = 20x
- E.
4y = 5x
- 6.In a relation, y varies inversely with c and jointly with a and b. The constant of variation is two. Which equation describes the relation?
- A.
Y = c/ab
- B.
Y = c/2ab
- C.
Y = ab/c
- D.
Y = 2ab/c
- E.
Y = 2a/bc
- 7.Give the vertex of the graph of y = |2x - 3| + 5.
- A.
(3, 5)
- B.
(-3/2, 5)
- C.
(-3, 5)
- D.
(3, -5)
- E.
(3/2, 5)
- 8.Find the equation of a line that is perpendicular to 2x + 3y = 5.
- A.
3x - 2y = 10
- B.
Y = - 3/2 x + 5/3
- C.
3x + 2y = 5
- D.
Y = - 2/3 x + 5/3
- E.
Y = 2/3 x + 5
- 9.Which equation is written in standard form?
- A.
Y = 2x + 7
- B.
1/2 x + 2/3 y = 15
- C.
X + 8 = y
- D.
5x - 4y = -8
- E.
5x = 4y + 8
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