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Mathematics 15 Online
OpenStudy (jennyrlz):

Some college algebra :D

OpenStudy (jennyrlz):

Identify the correct statements about "2n ≥ 100." This is a proposition. This is not a proposition. Its truth value depends on the value of n. Its truth value depends on the value of 2n.

OpenStudy (jennyrlz):

i thnk its a c and d

OpenStudy (jennyrlz):

it is a roposition... i think...

OpenStudy (jennyrlz):

#amistre64

OpenStudy (jennyrlz):

@amistre64

OpenStudy (jennyrlz):

hey :)

zepdrix (zepdrix):

eyy c:

OpenStudy (jennyrlz):

:D

OpenStudy (jennyrlz):

what do you think of this question?

OpenStudy (jennyrlz):

im having some trouble the concept of what is a propisition

OpenStudy (jennyrlz):

atleast when it comes to an actual equation hahaha

OpenStudy (jennyrlz):

some trouble grasping*

OpenStudy (jennyrlz):

if you can explain with other examples it would help a lot :D

OpenStudy (jennyrlz):

as i have 80 more questions to go ^.^

zepdrix (zepdrix):

An `Axiom` is something that we take for granted. We just assume that it is true. It's like one of our basic building blocks that we use to do other things. Like ummm.. maybe an example of an axiom: `Through any two points, there is exactly one line`. That is simply how we define a line. A `proposition` on the other hand, is something that we `propose`. It may or may not be true.

OpenStudy (jennyrlz):

ok.... im on the same page for now c:

zepdrix (zepdrix):

An example of a proposition: \(\large\rm 5x\ge10\) This proposition is true for only certain values of x. Namely, \(\large\rm x\ge2\).

OpenStudy (jennyrlz):

so then 2n>/_100 is a proposition that may not be true correct...

zepdrix (zepdrix):

Mmm ok good :d it's a proposition. It will only be true for certain values of n.

zepdrix (zepdrix):

Hmm those last two options have me confused :d thinking

OpenStudy (jennyrlz):

take your time xD

OpenStudy (jennyrlz):

what has me confused is the first two options :/

OpenStudy (jennyrlz):

because both n and 2n are importand factors that affect the "truth"

OpenStudy (jennyrlz):

i think....

zepdrix (zepdrix):

The first two? Oh, well remember our definition for proposition, it can be true or false. So whether or not the `proposition` is true or false, it's still a proposition, ya? :) It's either a true proposistion, or a false proposition, depending on what m is.

OpenStudy (jennyrlz):

ok :D

OpenStudy (jennyrlz):

but the last two options are two sides of the same coin

OpenStudy (anonymous):

Well if you know the value of n, you know the value of 2n so it is a bit redundant...

OpenStudy (jennyrlz):

as they both affect the outcome

OpenStudy (jennyrlz):

we dont know the value of n... xD

OpenStudy (anonymous):

Well yeah.. I said 'if"

zepdrix (zepdrix):

I would lean towards the last option, The entire quantity `2n` is what determines the truth of the inequality. But ya, it's worded a little strangely >.<

OpenStudy (jennyrlz):

but cant it be both?

zepdrix (zepdrix):

Oh :) hmm

OpenStudy (jennyrlz):

its not a one choice answer

OpenStudy (jennyrlz):

it is a "which apply" type of question

OpenStudy (anonymous):

If the 2 was taken away it would be a completely different inequality so the last one makes more sense.

zepdrix (zepdrix):

It's certainly A, D But you're saying maybe A, C, D. I dunno :) sorry. This one has me a little confused lol

zepdrix (zepdrix):

I think it's just A and D, But you might be right :O

OpenStudy (jennyrlz):

ill go with you... as i am lost for now xD

OpenStudy (jennyrlz):

it was just d, but thanks for the help :D

OpenStudy (jennyrlz):

ill ask for more help :P

zepdrix (zepdrix):

It was just D? Not A? 0_o

OpenStudy (triciaal):

my choice would be C need to know n to determine 2n before true or false

OpenStudy (jennyrlz):

it was just d xD, i dont understand it either...

OpenStudy (jennyrlz):

like it has to be one or the other it is and is not a proposition...?

zepdrix (zepdrix):

lol weird :)

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