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mayank

· started a discussion

· 1 Months ago

put angle 45
and see options

Question:
If a = m sec \(\theta\) and b = n tan \(\theta\), then
Options:
A) a2 – b2 = m2n2
B) a2n2 – b2m2 = m2n2
C) a2n2 – b2m2 = mn
D) a2n2 – b2m2 = \(\cfrac{1}{m^2\ n^2}\)
Solution:
Ans: (b)


Knowledge Expert

· commented

· 1 Months ago

Dear Student,
You can definitely use shortcut method.
We have provided general approach for the question.

Thanks and Regards
Team TR

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