Question

which interval does absolute value of x<7 define ?

Answer 1

You can type in the absolute value symbols.

1) click and Hold ` ALT `
2) click `9` `4` `7` [ on the number pad on the bottom right corner of your keyboard].
3) release `ALT`

you get │

( do it twice and you have the absolute value. )

Answer 2

I deleted it by an accident.

Answer 3

the answer choices are
A.(0,7)
B.(-7,7)
C(7,8)
D(-8,7)

Answer 4

well it will be more than -7, and less than positive 7.

So the interval would be \(\normalsize\color{blue}{ (-7,7) }\)
(open brackets, to say that ±7 are not included)

Answer 5

how is the graph y=f(x)=│x│ transformed in order to change into the graph of g(x)=-2│x-5│
A.the graph is stretched vertically by a factor of 2
B.the graph is reflected about the x-axis
C.the graph is shifted horizionally 5 units to the right
D.the graph is shifted horizionally 5 units to the left
E.the graph is stretched vertically by a factor 1/2

Answer 6

@SolomonZelman