2. The rational expressionx2+2xx2?4x? has non-permissible values of

Select one:

a.

0, -2

b.

0, 2

c.

-2, 4

d.

2, 4

3. The simplified form of12a?24a218a2? is

Select one:

a.2(1?2a)3?a=0,0.5

b.2(1+2a)3?,a=0,0.5

c.2(1+2a)3a?a=0,0.5

d.2(1?2a)3a?a=0,0.5

4. Multiply12x2?2x36x2?1? x 30x+515?,x=0,=61?and write the resulting expression in the formbxa? . The value of a isAnswer:

5.(x+1)(x+5)(x?1)(x?4)? divided byx+1(x?2)(x?1)?

The simplified form of the expression above is

Select one:

a.(x+5)(x?2)(x?4)?

b.(x+1)2(x+5)(x?1)2(x?2)(x?4)?

c.(x+5)(x?4)?

d.(x+5)(x?4)(x?2)?

6. Find the sum ofx+3x?3?and3+x6x?and write the answer in the formx+3ax+b? . The value of a isAnswer:

7. Identify the simplified form of2x?56x??2x?5x+3?,x=25? .

Select one:

a.23?

b.2x?55x+3?

c.2?3?

d.2x?55x?3?

8. Simplifym(m?2)3m+7?+(m?2)m4?8m? . When the answer is written in lowest terms, the numerator is

Select one:

a. 11 - 5m

b. 6

c. 11(1 -m)

d. 3 - 5m

Simplifyx?22??x?2x?5?. The answer is

Select one:

a.x?27?x?,x=2

b.x?2x?3?,x=2

c.23?,x=2

d.27?,x=2

10. The solution to the equation10x+12?=4x, to the nearest hundredth, isAnswer:

11.

Marcus substitutesx= 3 into the rational equation

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