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Mathematics 17 Online
OpenStudy (anonymous):

Which of the following equations would have no real zeros?

OpenStudy (anonymous):

OpenStudy (anonymous):

|f(x)|+2 I wanna say this it be a v at with vertex at the 2 of the y axix I think lol :P

OpenStudy (anonymous):

well theres more to the problem but i dont know if it will help, do you want me to post a pic?

OpenStudy (anonymous):

well i'll draw yo upic |dw:1338575764651:dw|

OpenStudy (anonymous):

never touches zero but i'll wait for second opinion if i were you.

OpenStudy (anonymous):

heres the rest of the problem, if you could help me with any of it i would be greatful!!

OpenStudy (anonymous):

and oh ok your graph make sense

OpenStudy (anonymous):

oh that is easy to move a graph just do this f(x) to move it up f(x)+c to move it right f(x-c) so now we need to find the vertex f(x-c1)+c2 i'll try it hold on

OpenStudy (anonymous):

for part a f(x-4)-3

OpenStudy (anonymous):

how did you get that?

OpenStudy (anonymous):

i explained above you just need to move the graph 1,32 to 5,-35

OpenStudy (anonymous):

oh ok i get it, sorry i wasnt looking at the graph

OpenStudy (anonymous):

it is just function manipulation :) f(x-4)-3 ^ move right 4 units since w start at 1 and wanna end up at 5 :) ^ move down 3 units since we start at -32 and wanna wind up aat -35

OpenStudy (anonymous):

dont let the f(x-c) confuse you it means to the right not left :) it is odd but it works :)

OpenStudy (anonymous):

ya i remember doing that last year in my class lol. how do we do B?

OpenStudy (anonymous):

be is just -32 just look for the lowest point :)

OpenStudy (anonymous):

oh ok lol. do i just put -32 or do i include (1,-32)?

OpenStudy (anonymous):

not sure but if it were up to me i just put -32

OpenStudy (anonymous):

oh ok. and i think i have a misconception of C because i didnt think there was a minimum value. #confused

OpenStudy (anonymous):

im thinking the answer is h(x) but idk

OpenStudy (anonymous):

well by proccess of elimination i wanna say the first one

OpenStudy (anonymous):

g(x) -32/4 is 8 :)

OpenStudy (anonymous):

-8

OpenStudy (anonymous):

hmmm ok i see what you did. thanks. i think i got my graphs right on D but i dont know how to skeych the first one

OpenStudy (anonymous):

now your q makes more sense since we know what f(x) looks like :)

OpenStudy (anonymous):

haha ya!

OpenStudy (anonymous):

the first graph is the one that confuses me though

OpenStudy (anonymous):

here are my graphs for the other four

OpenStudy (anonymous):

i wanna say the same still but it is odd

OpenStudy (anonymous):

they look wrong

OpenStudy (anonymous):

they aren't lines it is your graph in the top right manipulated and such :)

OpenStudy (anonymous):

:(

OpenStudy (anonymous):

what do you mean?

OpenStudy (anonymous):

well i drew lines cuzz i assume your f(x) is x but it wasn't it is a weird curve. i'll do one for you hold on

OpenStudy (anonymous):

|dw:1338577601465:dw| that is original

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