Daily Practice - Higher Plus
Grades 8-9 - exam-stretch algebra, geometry and reasoning.
5th September 2017
- 1Surds3 marks
Expand and simplify (2 + sqrt(10))(2 - sqrt(10)).
- 2Completing the Square3 marks
Work out the coordinates of the turning point of y = x^2 - 4x + 12.
- 3Velocity Time Graphs2 marks
A train slows steadily from 30 m/s to rest in 5 seconds. Work out its deceleration.
- 4Vectors Proof Questions3 marks
OACB is a parallelogram with vector OA = p and vector OB = c. X is the point dividing AB in the ratio 3 : 1. Write vector OX in terms of p and c.
- 5Probability Equation Questions3 marks
The probability of winning a game is 1/4. A player expects 11 wins. How many games did they play?
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