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WorksheetsMidyear Exam Review 1
Total questions: 30
Worksheet time: 4hrs 47mins
Solve:
−7−2x=1−x
x=−16
x=−8
x=10
x=−10
Janet walks for 30 hours a week. Sometimes she walks at a rate of 2 miles per hour and sometimes she walks at a faster rate of 3 miles per hour. Let m represent the time she walks at the faster rate. Write an expression to represent the miles she walks in a week. (On the test, you will then simplify the expression.)
3m+2(30−m)
2m+30m
2m+3(m−30)
30(3m)
Solve:
−5(2x−4)=2(10−5x)
No Solution
x = 0
Infinite Solution
x = -2
Name the x- and y-intercepts for the equation: 5x−3y=15
(3, 0) and (0, -5)
(0, 3) and (-5, 0)
(5, 15) and (15, 3)
(0, -3) and (5, 0)
The equation x = -4 would form a ___________ line.
HORIZONTAL
VERTICAL
DIAGONAL
Which graph is represented by the equation y = -4?
Use the point-slope formula to write an equation in slope-intercept form of the line that passes through (4, -7) and has the given slope m = -1/4.
g(2) = _______
Solve:
4−7y≤18
y ≤ -2
y ≤ -8
y ≤ 3.1415926589
y ≥ -2
Solve:
−3≤2x−1≤5
-1 ≤ x ≤ 3
-2 ≤ x ≤ 6
-3 ≤ x ≤ 3
1 ≤ x ≤ 3
Solve:
3x+2<−7 or −4x+5<1
All real numbers
x < -3 and x > 1
x < -3 or x < 1
x < -3 or x > 1
A line has a slope of 2/3. What is the slope of a perpendicular line?
-2/3
2/3
3/2
-3/2
Write the equation of a line PARALLEL to y = 2x + 3 that passes through the point (3, 1).
y=2x −3
y=2x−5
y=2x + 1
y=−21x+25
Which two equations below are perpendicular?
y = -3x + 2 and y = -2x + 2
y = 3x + 1 and y = 3x + 1
y = -x + 1 and y = -x - 2
y = 3x - 4 and y = -1/3x - 2
Solve for y:
5x + 3y = -42
y = (-3/5)x - 14
y = (3/5)x + 14
y = (5/3) x - 14
y = (-5/3)x - 14
Solve for x:
m =2x+y
2m−y=x
y2m=x
2m−y=x
2(m−y)=x
What is the range?
Is the relation shown a function?
No, because the x-value 11 is paired with 5 and 8.
Yes, because each x-value has only one y-value paired with it.
What is the domain of the table?
{-4, 0, 1, 3}
{-2, 0, 2, 3}
{-4, -2, 0, 1, 2, 3}
{ (0, 0), (2, -4), (3, 3), (-2, 1) }
f(x) = 1/4x - 7
reflection over x-axis, horizontal stretch
g(x) = ½f(-x)
g(x) = -f(¼x)
g(x) = -3f(x)
g(x) = -f(4x)
vertical stretch, translation left 3
½f(x + 3)
4f(x - 3)
4f(x) + 3
4f(x + 3)
Solve:
2x+3≥5 and 4x−1≤7
x ≥ 1 and x ≤ 2
x ≥ 0 and x ≤ 3
x ≥ 1 and x ≤ 3
x ≥ 0 and x ≤ 2
What is the slope of a line parallel to the line passing through the points (1, 2) and (3, 6)?
- 1/2
2
- 4
3
What steps transform the graph f(x) to g(x)=−21f(x−4)+1 ?
Compressed by 1/2, shifted 4 units right and 1 unit up
Reflected across x-axis, compressed by 1/2, shifted 4 units right and 1 unit up
Reflected across x-axis, stretched by 1/2, shifted 4 units left and 1 unit up
Stretched by 1/2, shifted 4 units right and 1 unit down
