LINEAR EQUATIONS

1.  Find the value of p:

     7p - 5 = 9

2.  Find the value of m :

     m/2   + 7  = 10

3.  Find the value of k :

     0.5( k - 3) = 6

4.  Find the value of r :

    3( r + 5) = 12

5. Find the value of t :

    2( 3t - 1) = 16



Happy trying!

SIMULTANEOUS EQUATIONS

Solve the following simultaneous equations :


1.       x +  y =  10

         2x - y  =  11


2.     3x - 2y = 11

         x + 2y =  9


3.    0.5x - y =  3

         x + 2y = 14


4.    7x - 2y  = 16

         5x + y =  9


5.     5x - 3y  = 22

        2x  -  y  = 9




     

POLYNOMIALS : Factors and Zeroes of Polynomials

Example 1

A polynomial P  is  given as  P(x) = x^3- 2x^2 -5x + 6.  

(a) Show that  x = 1, x=-2 and x=3 are zeroes of P(x). 

(b) Express P(x) as the product of linear factors;

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Hafsah