Preview 1
So an algebraic expression that represents this pattern would be: 10 − n Here we can see that: T = 2 n + 1 So an algebraic expression that represents this pattern would be: 2n + 1 p repq u i z 4:01 The angle sum of a triangle is 180°. 72 ° 54 ° θ a° b° θ worked examples 1 The sum of 8 and 12 = 8 + 12 so the sum of x and y = x + y
Preview 1
Preview 2
Preview 3
Preview 4
Preview 5
Preview 6