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If `alpha,beta` are the solutions of the equation `acostheta+bsintheta=c, " where "a,b,c inRand " if " a^(2)+b^(2)gt0,cosalphanecosbeta and sin alphane sinbeta` then show that (i) `sinalpha+sinbeta=(2bc)/(a^(2)+b^(2))` (ii) `sinalpha.sinbeta=(c^(2)-a^(2))/(a^(2)+b^(2))`

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SRISIRI PUBLICATION-IPE:MAT-2019(AP)-IPE:MAY-2019(AP) (MATHS-1A)
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  2. Find the rank of the matrix [(1,4,-1),(2,3,0),(0,1,2)]

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  3. IF the position vectors of the points A,B,C are -2overlinei+overlinej-...

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  4. Find the vector equation of the plane passing through the points bar(i...

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  9. Show that the four points -overlinea+4overlineb-3overlinec,3overlinea+...

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  10. IF overlinea+overlineb+overlinec=overline0,|overlinea|=3|overlineb|=5a...

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  11. If alpha,beta are the solutions of the equation acostheta+bsintheta=c...

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  16. Using Mathematical Induction , prove that statement for all n inN ...

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