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If the roots of the cubic equation x^3-2x^2+kx-27=0 are in geometric progression, determine the value of k?

Science & Mathematics by Anonymous 2018-05-18 16:11:15

Social Science

If the roots of the cubic equation x^3-2x^2+kx-27=0 are in geometric progression, determine the value of k?

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How do you factorise this?

Science & Mathematics by Anonymous 2018-05-18 16:11:02

Social Science

How do you factorise this?

1 answer

21x²y + 7xyz - 28xy²z An explanation would be great! Thank you!

(a-1)(2a+1)x=a-1?

Science & Mathematics by Anonymous 2018-05-18 16:10:57

Social Science

(a-1)(2a+1)x=a-1?

3 answers

Physics circular horizontal swing question tension in chain?

Science & Mathematics by Anonymous 2018-05-18 16:10:51

Social Science

Physics circular horizontal swing question tension in chain?

1 answer

What is the tension in the chain of a swing on a circular swing ride that swings in a circle once around in 6 seconds, in a 25 meter radius? The person on the swing (and seat, etc.) weighs 60 kg. Please show all work. Thank you very much!

How much can you get fined for killing an animal in which its species is critically endanger & cooking & eating it?

Science & Mathematics by Anonymous 2018-05-18 16:09:21

Social Science

How much can you get fined for killing an animal in which its species is critically endanger & cooking & eating it?

No response