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149: Rational Equations (lvl 1&2)

Posljednje ažuriranje about 5 years ago

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Bell:

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Notes: Rational Equations

Goals

to find the common denominator
to find the domain (what x cannot equal)
solve the problem; rejecting answers that are not in the domain

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Pitanje 1

1.

Solve: \frac{x-1}{x-5}=\frac{5}{7}

Pitanje 2

2.

\frac{x}{x-3}-3=-\frac{9}{x-3}

Pitanje 3

3.

1-\frac{7x}{x-1}=-\frac{7}{x-1}

Pitanje 4

4.

x+\frac{2x+5}{x+6}=2

Pitanje 5

5.

x+\frac{2x+5}{x-5}=\frac{3x}{x-5}

Pitanje 6

6.

x-\frac{3}{x+1}=\frac{3x}{x+1}

Pitanje 7

7.

2x-\frac{3}{x+2}=x

Pitanje 8

8.

Choose all that are true

I am confident in this lesson.

I would like some assistance.

I can find the common base.

I can find the domain.

I can decide when to reject answers.