4 questions

1 The Fuction SCTJ= 8+3-13+2+67 represents the Position Auctions for particle moving along a line(I dimensiona motion ) for tin 10,2] . a Find the intervals where the Particles is moving to the right . If there is more than the interval separate your answers by comma, b Find the intervals where the Particle is moving tothe Left . if there is more than one interval, separate yo answer by a compa 2 it Jus = tanx - 2 secx to Two decimal Places 3 ) Find the derivative of f ( ) : * 5 eq. 5x Let fix ) : - 3 sec ( 8X )