Maths test: unit 1 (algebra), 10A, MYP5

Solutions to the algebra test my tenth-graders (MYP5 in the IB system) just did. This version is for 10A 00:00:00 Start 00:00:25 Venn diagram 00:01:16 Exponent rules 00:02:25 Equation of straigt line 00:05:32 Systems of simultaneous linear equations (substitution) 00:09:10 Systems of simultaneous linear equations (elimination) 00:11:22 Sets, intervals, inequalities 00:17:42 Inequalities in two dimensions 00:21:52 Surds, rationalize the denominator 00:24:28 Exponent rules 00:27:55 Applied linear equations, problem solving 00:36:45 Equation of straight line 00:41:48 System of linear inequalities 00:52:27 Equation with surd coefficients 00:56:13 Co-ordinate system, find equidistant point