Linear Equations Question Preview (ID: 58308)
Linear Equations.
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What is the y-intercept of f(x) = 3x
a) There is no y-intercept since there is no y in the equation.
b) 3
c) x
d) 0
What is a rate of change of an equation?
a) point on the y axis
b) slope
c) point on the x axis
d) this is a trick question....equations don't have rates of change
When you see a table, what should you do?
a) Find the slope using the first two rows of numbers.
b) Enter the numbers into a table in Desmos or TInSpire to find the m and b.
c) Plot the points on graph paper to see what the domain is.
d) Plot the points on graph paper to see what the range is.
Describe the graph of x less than -5 on a coordinate plane.
a) dotted vertical line shaded to the left
b) solid vertical line shaded to the right
c) dotted horizontal line shaded to the left
d) solid horizontal line shaded to the right
What is the standard form of the line y = 8x - 6?
a) -8x + y = -6
b) x = y/8 + 6/8
c) 8x - y = 6
d) y - 6 = 8 ( x - 6)
What is the slope of the line: 3x + 6y = 8 ?
a) 3
b) 6
c) -1/2
d) 4/3
What is the y-intercept of the line: -2x + 7y = 14
a) 14
b) 7
c) -2
d) 2
What is the equation of the line through (-3, 4) with a slope of 8?
a) y + 4 = 8 ( x - 3)
b) y - 4 = 8 ( x + 3)
c) y - 8 = -3 ( x - 4)
d) y = 8x + 4
What is a point in y - 7 = -3 (x + 4)
a) (4, -7)
b) (-4, 7)
c) (7, -4)
d) (7, -3)
Which equation is perpendicular to the x axis through (4, -8)?
a) y = 4
b) x = -8
c) y = -8
d) x = 4
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