Question

( y=a+b t+c+2-d t^{4} )
( frac{d y}{d t}=b+2 c t-4 d t^{3} )
Put teo for Intiol veloesty ( frac{d y}{d x}+2 b )
( d^{2} y int 2 c-12 d t^{2} )
( d t^{2} t u 0 )
20
( left(b_{2} ()2right. )

# The displacement of a particle is given by y = a + bt + ct? – dtº. The initial velocity and acceleration are respectively : (1) b, – 4d (2) -6, 2c (3) 6, 20 (4) 2c, - 4d

Solution