Linear Functions: Question Preview (ID: 22046)


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After determining the slope of a line that is parallel, how do I determine the y-intercept of the new equation?
a) flip the slope and change the sign b) use the provided point and plug it in for x and y c) use the same y-intercept d) do nothing
When graphing the equation y=3/5x+2, I would plot the first point at 2 on the y-axis and
a) go up 5 and right 3 b) go down 3 and right 5 c) go up 3 and left 5 d) go up 3 and right 5
When graphing the equation y=2/5x - 7, I would plot the first point at:
a) 7 on the y-axis b) -7 on the y-axis c) 7 on the x-axis d) -7 on the x-axis
If f(x)=3x-4, find f(6)
a) 5 b) 3.3 c) 22 d) 14
Which point represents the y-intercept? (2,0),(1,5),(0,5),(10,4)
a) (2,0) b) (1,5) c) (0,5) d) (10,4)
Sam baking cookies for a fund raiser. She starts out with 5 pounds of flour. Every batch of cookies takes up a half pound. Which equation represents the amount of flour Sam has as she is making cookies?
a) y=5-1/2x or y=-1/2x+5 b) y=5-2x or y=-2x+5 c) y=1/2-5x or y=-5x+1/2 d) y=-1/2+5x or y=5x-1/2
Which point goes with the equation y= 3x-4
a) (0, 2) b) (1, 5) c) (-2, -10) d) (0,4)
What is the y-intercept of the line y=-5x+10
a) 10 b) -10 c) 5 d) -5
what is the slope of a line that goes through the points (3,4) and (-3,2)
a) 3 b) -3 c) 1/3 d) -1/3
How would you find the slope of a line if you are given two points?
a) Make it up b) (y2-y1)/(x2-x1) c) use the same slope d) flip and change the sign
What is the slope in the equation y= -2x+3
a) -2 b) 3 c) -2/3 d) 3/-2
What is a parallel slope to line y=3/4x-5
a) -3/4 b) 4/3 c) 3/4 d) -4/3
What is the slope of a line that is perpendicular to y=3x-7
a) 3 b) -1/3 c) 1/3 d) -3
what do we look for to determine if a set of data represents a function?
a) repeats in the domain b) repeats in the range c) the same number appearing more than once anywhere d) negative numbers
Which of the following answers show a way to find slope?
a) (y2-y1)/(x2-x1) b) rise/run c) (change in y)/(change in x) d) all answers show a way to find slope
what does the m represent in y=mx+b
a) x-intercept b) slope c) y-intercept d) a point
what does the b represent in y=mx+b
a) x-intercept b) slope c) y-intercept d) a point
Which data set represents a function?
a) (2,5),(3,4),(-2,6),(1,5) b) (2,5),(3,4),(-2,6),(2,5) c) (-2,5),(3,4),(-2,6),(1,5) d) (2,5),(1,4),(-2,6),(1,5)
What two things do you need to write the equation of a line?
a) an x and a y b) a function and a point c) a slope and a y-intercept d) the x-intercept and a line
After determining the slope for a line that is perpendicular by flipping it and changing the sign, how do I determine a new y-intercept
a) use the same y-intercept b) use the x-intercept c) use the provided point and plug it in for x and y d) pick a number from the point
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