The equation 2k³ - 4k^(3/2) + 1 = 0

Subsitute p² for k³ to find the value of k.

i got 2p²-4p + 1, and it doesnt factorise to give k=0.44, which is at the back of the book!

i even used the discriminant thing.

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- May 17th 2006, 07:10 AMify00someone help!
The equation 2k³ - 4k^(3/2) + 1 = 0

Subsitute p² for k³ to find the value of k.

i got 2p²-4p + 1, and it doesnt factorise to give k=0.44, which is at the back of the book!

i even used the discriminant thing. - May 17th 2006, 12:18 PMearbothQuote:

Originally Posted by**ify00**

keep in mind:

Now plug in these values of p into the equation to calculate k and you'll get:

or

Greetings

EB