यदि sin theta =x तो cos theta बराबर ...

यदि ` sin theta =x` तो ` cos theta ` बराबर क्या होगा -
(a) `sqrt(1-x^2)`
(b) ` sqrt(x^2 -1)`
(c) ` sqrt(1+x^2)`
(d)` (1+x^2)`

यदि sin theta =x तो cos theta बराबर क्या होगा - (a) sqrt(1-x^2) ...
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If asinx+bcos(x+theta)+bcos(x-theta)=d , then the minimum value of |c...
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