[" 5.हल Do it (Solve): "],[qquad [" (a) "2(x^(2)+(1)/(x^(2)))-9(x+(1)/(x))+14=0]]

[" Pulley in the diagram is "],[" massless but there is friction "],[" between pulley and string,then "],[" the acceleration of system is "],[qquad (qquad m)/(mu)(" ( ")/(" н ")]

[" Which of the "],[" following point "],[" represents the image "],[" of the object "0?],[qquad [" (i) "],[" (i) "]]

[" A particle is moving in a circle "],[" of radius "R=(16)/(pi)m" with "],[" constant speed "4m/s" as "],[" shown.The average "],[" acceleration of the particle as "],[" it moves from "P" to "Q" ,in "m/s^(2)" is "],[qquad [" " "],[qquad R]]

[" The effective resistance "],[" between points "A" and "B" is "],[[" A "R],[qquad (d)/(R)" ? "]]

[" The effective resistance "],[" between points "A" and "B" is "],[[" A "R],[qquad (d)/(R)" ? "]]

सामान्य हल

Solve the following/ निम्नलिखित को हल कीजिए : (sin 40^@)/(cos 50^@)+ (cosec 50^@)/(sec 40^@)-4 cos50^@ cosec40^@

Solve the following/ हल कीजिए:- 113xx87=?

Solve the following/ हल कीजिए:- 4/3 div 1/6 xx2-1=?