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(Solved) 2 _________ 1. Which of the following cannot be used to solve a rational equation graphically?


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2 _________ 1. Which of the following
cannot be used to solve a rational
equation graphically?
A. Graph the left side as Y1 and the right side as Y2, and then determine the
x-intercept(s) of the two graphs.
B. Graph the left side as Y1 and the right side as Y2, and then determine the
point(s) of intersection of the two graphs.
C. Rearrange the equation so that it equals zero, graph the non-zero side of
the equation as Y1 and then determine the x-intercept(s).
D. Rearrange the equation so that it equals zero, graph the left side as Y 1,
graph Y2 = 0 and then determine the point(s) of intersection of the two
graphs. 3 x 3 _________ 2. When solving the equation (x-2) + (x+4) = 2 algebraically, the
equation can be rearranged to the equivalent quadratic
equation:
A. x2 – 3x – 10 = 0
C. 2x2 + 3x – 19 = 0
D. x2 – 9x – 2 = 0
Mathematics 30-1: Unit 1 B. x2 + 7x – 8 = 0 Numeric Response 1
= 2 x 2 - -2 x 1
3 Given the function, f x( )
coefficients and constants
has remaining in
been simplified? the x - x , what is the sum of function the after it 4 _________ 3. Using an algebraic method, the exact roots of the
rational equation A. (x 2) -x +3x x= -1, are: B. -1!2 5
C.
D. -1!2 5 1 _________ 4. Which of the following characteristics does the following function have? = 2x2 + ++5x 3
G x( )
x1
A. Vertical asymptote and point of
discontinuity
B. Horizontal asymptote C. Vertical
asymptote
D. Point of discontinuity Numeric Response 2
4 The positive root, to the nearest hundredth, of the rational equation +1 =x is 2 x 1 _________ 5. Consider the function, f x( ) = 1 - x2 . Which of the following
statements is false?
A.
B.
C.
D. f(x) has 2 vertical asymptotes.
f(x)
is
not
defined
f(x) has one zero.
f(x) is a rational function. 2 when x = 0. _________ 6. Which function best describes a function that has a point of discontinuity
of and a vertical asymptote of x = 3? 2x x2 A. 2x2 -7 3x+
x 2x2 -7 3 +
B. 2 2x x- 2 1x 2x2 + +7 3x C. 2x2 + +7 3x
2 1x- D. Numeric Response 3
2
In solving the rational equation: x2 -7 1xx+ 2 - x23-9 =1, the largest nonpermissible
value of x is Written Response
1. Consider the function h x( ) = 2 a. Sketch the graph of the function h(x). Mathematics 30-1: Unit 1
4 2 xx
1
2+
x2 - - 2x- 3 . Lesson C - Assignment Booklet b.
Determine: Show work and
Explanation Asymptote (if any)
Point of Discontinuity (if
any)
Domain
Range 3 x 2. Solve the rational equation: (x4+x2) = (3x5+ 6) algebraically.

 


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