Topic 6 - Algebra

Question 1

what does completing the square involve?

Answer 1

put into brackets (with the x) - squaring it - than + or - a number

Question 2

in simultaneous equations:
two equations have the same sign =
two equations have different signs

Answer 2

same = -
different = +

Question 3

when you have 3 and 4 in a simultaneous equation, what do you do?

Answer 3

bigger - smaller