If u+t=5 and u-t=2 , what is the value of `(u-t)(u^2-t^2)` ?

If t(u)=au^(2)-3u+1 and t(3)=37 , what is a?

A particle is thrown with a velocity of u m/s. it passes A and B as shown in figure at time t_(1) = 1 " s " and t_(2) = 3 s . The value of u is (g = 10 m/ s^(2) )

A particle is thrown with a velocity of u m/s. it passes A and B as shown in figure at time t_(1) = 1 " s " and t_(2) = 3 s . The value of u is (g = 10 m/ s^(2) )

A particle is thrown with a velocity of u m/s. It passes A and B as shown in figure at time t_(1) = 1 s and t_(2) = 3 s. The value of u is (g = 10 m//s^(2))

If u=x^2+y^2 and x=s+3t,y=2s-t , then (d^2u)/(ds^2)=

R, u, T can be

R, u, T can be