Review Vocabulary And Direct Variation Question Preview (ID: 43550)


Review.

If w varies directly with u. What is the equation for this situation?
a) w = u
b) u = mw
c) u = kw
d) w = ku

What is the rate of change of graph 3?
a) -2
b) 2
c) 1/2
d) -1/2

What is the x -intercept of graph 3?
a) 2
b) 4
c) -2
d) -4

What is the slope of graph #3?
a) positive
b) negative
c) undefine
d) zero

What is the y-intercept of the graph #2?
a) -2
b) 3
c) -3/2
d) 3/2

What is the x-intercept of graph # 2?
a) 3
b) -3
c) -2
d) 2

What is the rate of change of the graph 1?
a) -2
b) 1/2
c) 2
d) -1/2

What is the slope of the graph 2?
a) Positive
b) Negative
c) Undefine
d) Zero

What is the x-intercept of the graph 1?
a) 4
b) -2
c) 2
d) -4

What is the y-intercept of graph 1?
a) 4
b) -4
c) -2
d) 2

What is another term for zero?
a) solution
b) y-intercept
c) slope
d) m

What is another term for direct variation?
a) Slope
b) Rate of Change
c) independent
d) Proportional

What is another term for Range?
a) input
b) output
c) independent
d) x-axis

What is another term for Domain?
a) output
b) input
c) dependent
d) y

If h varies directly with z. What is the equation for this situation?
a) h = z
b) h = mz
c) z = mh
d) h = k/z

Is graph 3 discrete or continuous?
a) Discrete
b) Continous
c)
d)

The term inverse mean _________
a) the same
b) the opposite
c)
d)

The inverse of multiplication is_______
a) Multiplication
b) Addition
c) Division
d) Subtraction

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