Question

Need help, show working thanks.

Answer 1

which 1?

Answer 2

all of them except for 9a & b.

Answer 3

u kno wat an interval notation is?

Answer 4

yep

Answer 5

u shud be able to do the first 1 r8

Answer 6

I got it correct but forgot how to do it.

Answer 7

:| wat ?
wat did u get?

Answer 8

\[(−∞,0)∪[0.∞)\]

Answer 9

-2<=x<0 is excluded r8

Answer 10

domain of an inverse function= range of the original function and range of inverse function= domain of original function.
Perhaps that should help with 9c

Answer 11

range is all real numbers, from the domain of the function.

Answer 12

and so is the domain

Answer 13

k got it so for the original function the Domain = (-2, 3] and Range = (-2, 13]
then for the inverse function it is Domain = (-2,13] and Range = (-2,3]

Answer 14

the domain and range of a linear function is all real numbers