Algebra 2 Quiz Review: Rational Expressions and Equations

Multiplying Expressions

100

(5x-20)/(5x+15) * (2x+6)/(x-4)
#1 on Quiz Review

2

200

(12-x)/(3) * (3)/(x-12)

#2 on Quiz Review

-1

300

[(x²+5x+6)/(2(x-1))] * [(x²-1)/(x+3)]

#9 on Quiz Review

(x²+3x+2)/2

400

[(3x+1)/(x²-4x-12)] * [(x+2)/ (3x²+4x+1)]

#12 on Quiz Review

1/(x²-5x-6); x cannot equal 6 or -1

500

[(x²-2x-3)/(x)] * [(x²+2x)/(x²-1)]

#13 on Quiz Review

[(x²-x-6)/(x-1)]; x cannot equal 1

Dividing Expressions

100

[(48x²)/(y)]/[(36xy²)/(5)]

#3 on Quiz Review

(20x)/(3y³); y cannot equal 0

200

[(x²)/(x²-1)]/[(3x)/(x+1)]

#8 on Quiz Review

(x)/(3x-3); x cannot equal 1

300

[(x²-13x+40)/(x²-2x-15)] / (x²-5x-24)

#14 on Quiz Review

1/(x²+6x+9) x cannot equal -3

400

[2/(4x+12)]/[((4)/(2x+6))+ ((1)/(x+3))]

1/6

500

[(1/x)+((1)/(2x+1))]/[(4x)/(2x+1)]

[3x+1]/[4x²]; x cannot equal 0

Adding Expressions

100

[1/2] + [3/(x²)]

#4 on Quiz Review

(x²+6)/(2x²); x cannot equal 0

200

[x/(x-1)]+[3x/(x²-1)]

#5 on Quiz Review

(x²+4x)/(x²-1); x cannot equal 1 or -1

300

[(3)/(2x)]+[(x)/(2x²+6x)]

(4x+9)/(2x²+6x); x cannot equal 0 or -3

400

[(3)/(x+5)] + [(4)/(x+1)]

(7x+23)/(x²+6x+5); x cannot equal -5 or -1

500

[1/3] + [3/x] - [4/x²]

[x²+9x-12]/[3x²]; x cannot equal 0

Subtracting Expressions

100

[2x/(x+2)] - [8/(x²+2x)]

#7 on Quiz Review

(2x-2)/(x); x cannot equal 0

200

[x/(x+3)] - [6/(x+2)]

#6 on Quiz Review

[(x²-4x-18)/(x²+x-6)]; x cannot equal -3 or 2

300

[(x²-3x)/(x+5)] - [(x²+2x)/(x+5)]

#15 on Quiz Review

(-5x)/(x+5) x cannot equal -5

400

[(7x+2)/(x²+x-2)] - [1/(x+2)]

#10 on Quiz Review

(3x+3)/(x²+x-2); x cannot equal -2 or 1

500

[x/(x+3)] - [(6x+12)/(x²+5x+6)]

#11 on Quiz Review

(x-6)/(x+3); x cannot equal -3

Solving Equations

100

(7)/(x+3) = (x)/(4)

x=4

200

(x)/(x-3) = (6)/(x-3)

x = 6

300

-[(2)/(x-1)]=[(x-8)/(x+1)]

x = 2, 5

400

(3)/(x) - [(2)/ (x+1)] = (4)/(x)

x = -1/3

500

(4)/(x) - [(1)/(x+2)] = (2)/(x)

x = -4