Er i t hSchool Contents Section 1 Number 1 Section 2 Number 2 Section 3 Algebra 1 Section 4 Algebra 2 Section 5 shape 1 Section 1 Number 1 1. Evaluate: a) 3 -2 b) 2 -3 c) 2 0 d) b 0 y 3 × y -2 e) y4 (10) 2. A shop has a sale of 20% off everything. A shirt costs £32 in the sale. What was the original price of the shirt? (4) 1 5 4 7 (β) β β = 3 (π)1 ÷ 2 = 7 (π) 3 1 × 4 5 1 4 × 5 3 = (20) 5. Express the following as decimals: i) 5 8 ii) 5 9 (4) 3. Expand and simplify the following: i) 4 ( 2 + 3 ) ii) 2 ( 2 + 8) iii) 3 ( 2 + 12 ) iv) (4 ο« 3 )(4 - 3 ) v) (2 ο« 5 )(4 ο« 3 ) vi) (3 ο« 6 )(2 - 3 ) (12) 4. Rationalise the denominator and simplify where possible: 1 i) 3 ii) 3 5 iii) 2 6 (6) 3. Solve the following equations: π) 3π‘ β 7 = 20 (2) π) 5(2π₯ + 8) = 45 (2) π) β (3π¦ + 7) = 26 (2) 3 2 π) (π₯ β 12) = 9 2 (2) d) 4ο« 2p ο½2 6 (2) e) 2y +6=2 3 (2) 4. Solve the following pairs of simultaneous equations: b) 3x β 3y = 24 x β 2y = 9 a) 3x + y = 26 x + y = 10 x = β¦β¦β¦β¦β¦. x =β¦β¦β¦β¦β¦. y = β¦β¦β¦β¦β¦ y =β¦β¦β¦β¦β¦. (3) (3) 5. The graph of y=5x - 4 is shown below: a) On the same axes, draw the graph of x + y = 5 (2) b) Using the graphs, find the solution of the simultaneous equations: y = 5x β 4 x+y=5 6. (2) A B C D y = 2x + 6 3y + 6x= 9 2y = 4x + 6 y = 3 + 4x Using the equations of the graphs in the four boxes given above: a) Write down two graphs that are parallel to each other b) Write down two graphs that cross the y-axis at the same point. c) Write down any graphs that go through the point (2,10) d) Write down any graphs that cross the x-axis at x = -3. (6) 7. Find the length between the points A = (-1,4) and B=(3,-2). Express your answer in the form βk where k is an integer. (4) 8. Find the equation of the line parallel to the line y = 4 + 3x and passing through the point (-4,-1) (4) 9. Find the equation of the line that passes through the points (1,-1) and (3,3). (4) 10. Match the equations with the correct graph using the list below Note: You will have to find a missing equation and complete the blank graph. 3 x y ο½ x2 - 3 y ο½ x3 - 3 x ο« y ο½-3 yο½ Equation: Equation: Equation: 5 4 3 2 1 0 1 2 3 4 5 4. i) Simplify 4 6 + x x+2 (4) ii) Hence, or otherwise, solve 4 6 + =2 x x+2 (4) 5. Solve the following, giving your answers to 1 decimal place. i) x² + 5x + 1 = 0 ii) 2x² +13x β 5 = 2 CALCULATORS ARE NOW ALLOWED (5)
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