Simplifying Rational Expressions & Undefined

Front

Back

A

Front

Back

A

Front

Simplify the expression

Back

Can't be simplified

Front

Simplify: (x-9)/(x+9), 1/(x-9), (x+9), 1/(x+9)

Back

1/(x-9)

Front

Simplify.

Back

B.

Front

Which value of x makes the expression undefined? Options: -2, 2, -6, -3

Back

-2

Front

Simplify. Options: 1/(n-7), n-7, (n-6)/(n-7), n-6

Back

1/(n-7)

Front

SIMPLIFY

Back

D

Front

Simplify. Options: (x+6)/(x+4), (x+6)(x+4), (x+6), (x+6)/(x-5)

Back

(x+6)/(x-5)

Front

What values would make the following undefined? 7 and -3, -7 and 3, 7 and 3, -7 and -3

Back

-7 and 3