Level 7.6: Functions

F.6.1 Notes

Kindly confirm that these insights are mastered or copied into your notes by typing "Math"

(a)  

F.6.1a

Kindly select all that are true

• g(-6): In domain

• g(0): In domain

• g(2): In domain

• g(0): Not in domain

• g(-6): Not in domain

Answer explanation

Kindly observe

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

F.6.1b

Kindly select all that are true

• g(0): In domain

• g(3): In domain

• g(4): In domain

• g(3): Not in domain

• g(4): Not in domain

Answer explanation

Kindly observe

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

F.6.1c

Kindly select all that are true

• g(-6): In domain

• g(-3): In domain

• g(3): In domain

• g(-6): Not in domain

• g(-3): Not in domain

Answer explanation

Kindly observe

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

F.6.1d

Kindly select all that are true

• g(-7): In domain

• g(0): In domain

• g(7): In domain

• g(7): Not in domain

• g(-7): Not in domain

Answer explanation

Kindly observe

F.6.2 Notes

Kindly confirm that these insights are mastered or copied into your notes by typing "Done"

(a)  

F.6.2a

• A

• B

• C

• D

• E

Answer explanation

The only thing that would cause g(x) to produce an illegitimate domain value is a denominator of zero

F.6.2b

• A

• B

• C

• D

• E

Answer explanation

Squaring any real number will produce another real number, and any real number can be an output.

F.6.2c

• A

• B

• C

• D

• E

Answer explanation

Taking the square root of negative values produces an illegitimate value.

F.6.2e

• A

• B

• C

• D

• E

Answer explanation

x can be any value other than 7. That said, choice "c" encompasses all possible domain values