What is the value of B5 in the terms of c4?

1.	What is the value of B₅ in the terms of c₄?
A.	(c_4-3 sqrt{(1-c_4^2)} )
B.	(c_4+3 sqrt{(1+c_4^2)} )
C.	(c_4+3 sqrt{(1-c_4^2)} )
D.	(c_4-3 sqrt{(1+c_4^2)} )
Answer» B. (c_4+3 sqrt{(1+c_4^2)} )

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