1.

4. What will be the output of the following program?#include int mainint i=4;for (i=0;i=-4;i++) {printf("%d",i);if (i!=-3)break;}return 0;}​

Answer»

Answer:

JOIN oa



1. Pa = (pn-an) , PB = (pn+bn )



pa.Pb = (pn-an)(pn+bn)



on perpendicular ab so an = bn



pa.Pb = (pn-an)(pn+an) = pn^2-an^2



2. Pn^2-an^2 =



in ∆ona



oa^2 = on^2+an^2



an^2 = oa^2-on^2



pn^2-(oa^2-on^2)= pn^2+on^2-oa^2



in ∆ onp



op^2 = on^2+pn^2



so. Op^2- oa^2



oa= ot



pn^2-an^2= op^2-ot^2



3. From 1 & 2



pa.Pb = op^2-ot^2



in ∆ otp



op^2 = pt^2+ot^2



op^2-ot^2= pt^2



so pa.Pb = pt^2



LOG in to add aJoin oa



1. Pa = (pn-an) , pb = (pn+bn )



pa.Pb = (pn-an)(pn+bn)



on perpendicular ab so an = bn



pa.Pb = (pn-an)(pn+an) = pn^2-an^2



2. Pn^2-an^2 =



in ∆ona



oa^2 = on^2+an^2



an^2 = oa^2-on^2



pn^2-(oa^2-on^2)= pn^2+on^2-oa^2



in ∆ onp



op^2 = on^2+pn^2



so. Op^2- oa^2



oa= ot



pn^2-an^2= op^2-ot^2



3. From 1 & 2



pa.Pb = op^2-ot^2



in ∆ otp



op^2 = pt^2+ot^2



op^2-ot^2= pt^2



so pa.Pb = pt^2



log in to add aJoin oa



1. Pa = (pn-an) , pb = (pn+bn )



pa.Pb = (pn-an)(pn+bn)



on perpendicular ab so an = bn



pa.Pb = (pn-an)(pn+an) = pn^2-an^2



2. Pn^2-an^2 =



in ∆ona



oa^2 = on^2+an^2



an^2 = oa^2-on^2



pn^2-(oa^2-on^2)= pn^2+on^2-oa^2



in ∆ onp



op^2 = on^2+pn^2



so. Op^2- oa^2



oa= ot



pn^2-an^2= op^2-ot^2



3. From 1 & 2



pa.Pb = op^2-ot^2



in ∆ otp



op^2 = pt^2+ot^2



op^2-ot^2= pt^2



so pa.Pb = pt^2



log in to add a



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