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Thanks for your help!

2007-05-04 20:07:15 · 4 answers · asked by Marcus B 2 in Education & Reference Homework Help

the ^3 is this number little number that goes above the square root on the outside, i dont know what its called

2007-05-04 20:30:28 · update #1

4 answers

I think the answer is... do your own homework you lazy ********.

2007-05-04 20:10:05 · answer #1 · answered by Anonymous · 0 0

Repose your question. You have a problem in the way you wrote the problem at the point where I have placed the quotation marks:

-6^3sqrt(256)+"^"3sqrt(32).

It seems as though you intended to raise a number to a power, but forgot to type the number.

2007-05-04 20:15:03 · answer #2 · answered by MathBioMajor 7 · 0 0

By the way for your information:
^y sqrt (x) = x "to the power of" (1/y) = x ^ (1/y)


Legend: cbrt = CubeRoot

-6cbrt(256) + cbrt(32)
=-6 cbrt(2^8) + cbrt(2^5)
= [ -6 * { (2^8) ^ (1/3) } ] + [ { (2^5) ^ (1/3) } ]
= [ -6 * { 2 ^ (8 * 1/3) } ] + [ { 2 ^ (5 * 1/3) } ]
= [ -6 * { 2 ^ (2 + 2/3) } ] + [ { 2 ^ (1 + 2/3) } ]
= [ -6 * { (2 ^ 2) * (2 ^ 2/3) } ] + [ { (2 ^ 1) * (2 ^ 2/3) } ]
= [ { -6 * (2 ^ 2) } * { 2 ^ 2/3 } ] + [ 2 * { 2 ^ 2/3 } ]
= [ -24 * { 2 ^ 2/3 } ] + [ 2 * { 2 ^ 2/3 } ]
= { -24 + 2 } * { 2 ^ 2/3 }
= -22 * { 2 ^ 2/3 }
= -22 * { 2 ^ (2 * 1/3) }
= -22 * { (2^2) ^ 1/3 }
= -22 * { 4 ^ 1/3 }
= -22 cbrt(4)

2007-05-05 01:58:42 · answer #3 · answered by s3t14d4rm4h4nd4j4 1 · 0 0

I think the problem should be like this

-6 (cube root 256) + (cube root of 32)

-6 (cube root 64 x 4) + ( cube root 8 x 4)

-6 (4) (cube root 4) + 2 (cube root 4)

-24 (cube root 4) + 2 (cube root 4)

-22 (cube root 4)

2007-05-04 21:08:19 · answer #4 · answered by kale_ewart 5 · 0 0

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