Loading

Complete the square on the equation (x^2)-4x-3

x2-4x-3 First factorise into squared form and expand.(x-2)2=x2-4x+4Balance the equations.x2-4x+4 needs to be x2-4x-3This leads to(x-2)2-4-3 to get rid of the +4 from factorising.Leaving finally(x-2)2-7As an extension could ask the student about minimum value of the curve

Answered by Eddie M. Maths tutor

34 Views

See similar Maths GCSE tutors
Answered by Eddie M.
Maths tutor

34 Views

See similar Maths GCSE tutors