Year 9 - Maths - 23.4.14

Thai Sikh International School

E-Learning Programme – Online Assignment   

Name :                                                                                                            Subject : Mathematics

Year   :  9 A/B                                                                                     Week  No. :  11                                  

1.      1. If  h(x) = 2x -2,  find     h(3.5) =

              

         

2        .  If g(x) = - 4 x² + 4 find    g( 0.5)

3.      Find the inverse of the following function and evaluate

       f(x) =2(4x +7)                              

       f^-1(x)=                                                                  f^-1(4)=                                                 

4.      If  f(x) = x + 3 and g(x) = x-1 find f g(x)  and g f(x)                                            

 f g (x) =

g f(x)=