Changes

#They must all be rectangular

#They must all be rectangular

#The perimeter and area must be the same.<br>

#The perimeter and area must be the same.<br>

How many different flower beds can the gardener make if one of the sides ia 3 units less than the other side.

How many different flower beds can the gardener make if one of the sides ia 3 units less than the other side.

#How many different flower beds can the gardener make if both the sides are of same length.  

How many different flower beds can the gardener make if both the sides are of same length.  

#notes for teacher-

#notes for teacher-

The aim of this activity is to make a situation that leads to the quadratic equation-<br>

The aim of this activity is to make a situation that leads to the quadratic equation-<br>

x(x-3)=4x-6<br>

x(x-3)=4x-6<br>

x^2=4x

x^2=4x

It also needs to be made explicit here that we are now dealing with an equation that involves a term with an unknown of second degree. This is one feature that distinguishes it from linear equation.

It also needs to be made explicit here that we are now dealing with an equation that involves a term with an unknown of second degree. This is one feature that distinguishes it from linear equation.

#note- In using the balancing method pupil might very well divide both sides of equation<br>

#note- In using the balancing method pupil might very well divide both sides of equation<br>

x^2 =4x by x <br>

x^2 =4x by x <br>

x=4

x=4

This must be discussed.

This must be discussed.