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Q1. Let ABC be a triangle and let P be an interior point such that <BPC=90°, <BAP=<BCP. Let M,N be the midpoints of AC,BC respectively. Suppose BP=2PM. Prove that A,P,N are collinear ...
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PS:THIS FORMULA WILL ALWAYS GIVE YOU THE CORRECT ANSWER Just get through wid all this u'll find inorganic petty easy.... SHORTEST FORMULAE FOR HYBRIDIZATION: No of valence electrons + No. of atoms attached to central atom 2 C ...
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IIT-JEE CHEMISTRY Q.1 Reactions of aluminium with 1. O2 2. N2 3. Cl2 4. Cr2O3 5. Mn3O4 6. HCl 7. H2SO4(Dil.) 8. H2SO4 (Conc.) 9. HNO3 10. NaOH 11. AlCl3 Q.2 Reactions of Al(OH)3 with 1. Acid 2. NaOH 3. Heating Below 450ºC 4. ...
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A line passing through A(2,2,4) and parallel to line L ≡(x-2)=(y-1)=(z-2)/3 is incident of the mirror plane x+2y+2z-5=0. The equation of the reflected ray is a) (x-1)=(y-1)/3=(1-z) b) (x-1)=(y-1)/-3=(z-1) c) x=(2-y)=z d) x= ...
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Paragraph for comprehension 7 to 9 The tangents at P and P’ on the parabola y^2 = 4ax meet in T. S is the focus, O is the vertex and SP, ST and SP’ are equal to , and respectively. The tangent at the point P(x1, y1) to th ...
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here i will post the doubts of my tests and the questions in which i am struck *Image* *Image* ...
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