Download Multiply or Divide. If possible, simplify.

Chapter – 6
Rational Expressions
And Equations
Section 6.2 (M)
MAT-032
Multiplication and Division
Multiply or Divide. If possible, simplify.
1.
2.
3x − 6
20 x 2
•
4 x 3x 2 − 9 x + 6
x7
y3
÷
x3
6.
−4 + 2 x x − 2
÷
20
4
7.
( y + 2) •
8.
(
9.
a − 3 4a − 12
÷
a +1 a +1
y
3.
2 y − 6 y2 − 4 y + 3
÷
4
12
4.
x 2 + 12 x − 13 x3
•
7x
x + 13
5.
8 x + 8 x 2 − 36
•
5 x + 30 4 x 2 − 4
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10.
y2 − y − 6
2
( y + 2)
)
x 2 − 6 x − 16 ÷
x2 − 4
x+3
x− y y−x
÷
8
12
Cerullo Learning Assistance Center (CLAC)
201-447-7489
Chapter – 6
Rational Expressions
And Equations
Section 6.2 (M)
MAT-032
Multiplication and Division
Solutions:
1.
3x − 6
20 x 2
5x
=
•
4 x 3x 2 − 9 x + 6 x - 1
2.
x 7 x3 x 4
÷
= 2
y3 y y
3.
2 y − 6 y2 − 4 y + 3
6
÷
=
4
12
y -1
4.
x 2 ( x - 1)
x 2 + 12 x − 13 x3
=
•
7
7x
x + 13
5.
8 x + 8 x 2 − 36 2 ( x - 6 )
=
•
5 x + 30 4 x 2 − 4 5 ( x - 1)
6.
−4 + 2 x x − 2 2
=
÷
5
20
4
7.
( y + 2) •
8.
(
9.
a − 3 4a − 12 1
=
÷
4
a +1 a +1
10.
x − y y − x -3
=
÷
2
8
12
y2 − y − 6
= ( y - 3)
2
( y + 2)
)
x 2 − 6 x − 16 ÷
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x 2 − 4 ( x - 8 )( x + 3 )
=
x+3
x-2
Cerullo Learning Assistance Center (CLAC)
201-447-7489
Chapter – 6
Rational Expressions
And Equations
Section 6.2 (M)
Multiplication and Division
Bergen Community College
Cerullo Learning Assistance Center (CLAC)
MAT-032
201-447-7489