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can someone help me with this Algebra Problem? +Rep
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can someone help me with this Algebra Problem? +RepPosted:

skeever
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im kinda shy and dont like to ask questions and i dont like getting bad grades because i dont understand something. i was hopeing someone on here could help me do this problem.

Factor each Polynomial.

r4(to the fourth power) - k4 (sorry idk how to make them exponents, but they are.
#2. Posted:
StoopidMonkie
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r4-k4

do you mean like that?

Edit: Correct me if I'm wrong but I think it's

(r2 + k2) (r2 - k2)

I'm not too sure tho.


Last edited by StoopidMonkie ; edited 1 time in total
#3. Posted:
-Tim
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If you gave us k and r we will be able to figure that one out for you.

EDIT: Didn't see that you had factor

Answer: (r2+k2)(r-k)(r+k)


Last edited by -Tim ; edited 2 times in total
#4. Posted:
skeever
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Fluttershyyy wrote r4-k4

do you mean like that?

Edit: Correct me if I'm wrong but I think it's

(r2+k2)(r2-k2)

I'm not too sure tho.
yeah its r4 - k4 i just cant make the numbers small
#5. Posted:
daaking3
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Fluttershyyy wrote r4-k4

do you mean like that?

Edit: Correct me if I'm wrong but I think it's

(r2+k2)(r2-k2)

I'm not too sure tho.


the second set can be simplified making the answer

(r2+k2)(r-k)(r+k)
#6. Posted:
fingfour
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plug it in like this :p itll make it easier -(k-r)(k+r)(ksquared+rsqaured)
#7. Posted:
StoopidMonkie
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daaking3 wrote
Fluttershyyy wrote r4-k4

do you mean like that?

Edit: Correct me if I'm wrong but I think it's

(r2+k2)(r2-k2)

I'm not too sure tho.


the second set can be simplified making the answer

(r2+k2)(r-k)(r+k)


Oh your right....

Well there's your answer.

(r2 + k2) (r - k) (r + k)

/thread
#8. Posted:
skeever
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if no one can figure it out its alright. but thanks to those who tried or are trying.
#9. Posted:
Sky-Blue
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Mathway(Dot)com does it all for you!!
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