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Laxmikant

· started a discussion

· 1 Months ago

answer should be option c u dont know whats is the formula of cot(a+b)

Question:

The cot  α    and cot  β    are the roots of the equation x2 + bx + c = 0 with b ≠ 0, then the value of cot( α+β   ) is –

Options:
A)

c - 1b    

B)

1 - cb    

C)

bc - 1    

D)

b1 - c    

Solution:

Ans: (b)

  

Sohil Rajput

· commented

· 1 Months ago

jake laxmikant book pad unpad sahi hain answer pagal

Knowledge Expert

· commented

· 1 Months ago

Dear Student,
The given answer is correct.
Please solve carefully.

Team TR

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