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Instructions for Teachers

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Presentation on theme: "Instructions for Teachers"— Presentation transcript:

1 Instructions for Teachers
A1 Big Bingo A Instructions for Teachers Questions are roughly in order of difficulty. Tip: Encourage students to choose lower numbered questions earlier in the game. Consider playing alongside your students – they will enjoy the competition Tip: The more overconfident you appear, the more they want to win! If students are writing solutions in their book, make sure to keep track of the answers so that you can mark them at the end. Tip: Encourage students to write down question numbers Don’t forget to have fun! Click here to set up your grid…

2 A1 Big Bingo A Lets play bingo…! Back to teacher instructions…
Setting up your grid… Draw a grid similar the one on the left. 1 It needs to be large enough to fit in the answers below 2 Choose 9 answers from the list below to fill in your grid. Fill your grid with the answers below… -5 5.62 38 -2 0.875 4.5 8 2.64 120 -4 78.1 0.756 53.3 7 1.75 13 12 2.5 199 729 Lets play bingo…! Back to teacher instructions…

3 Click a teardrop to view a question…
Title Bingo Click a teardrop to view a question… 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Question 1 Tie Breaker 15 16 17 18 19 20 Set you your grid… Answers to all questions…

4 Find the remainder when
Question 1 Find the remainder when f 𝑥 = 𝑥 4 −3 𝑥 2 +2𝑥−5 is divided by (𝑥+2) -5 Show answer… Hide answer… Back to questions…

5 Question 2 120 Solve the following equation for 𝜃
in the interval 0≤𝜃≤360 sin 2𝜃 = Write down the largest solution for 𝜃 as your answer. 120 Show answer… Hide answer… Back to questions…

6 Give your answer to 3 significant figures
Question 3 Find 𝑥 5 −4 𝑥 3 +6 Give your answer to 3 significant figures 53.3 Show answer… Hide answer… Back to questions…

7 Find the coefficient of 𝑥 6 in the expansion of (2+ 1 2 𝑥) 8
Question 4 Find the coefficient of 𝑥 6 in the expansion of ( 𝑥) 8 1.75 Show answer… Hide answer… Back to questions…

8 Give your answer to 3 significant figures
Question 5 Use the trapezium rule with 4 intervals to find the approximate value of 𝑥+2 𝑑𝑥 Give your answer to 3 significant figures 5.62 Show answer… Hide answer… Back to questions…

9 Question 6 Find the gradient of 𝑓 𝑥 = 𝑥 3 −4 𝑥 2 +3𝑥−1 When 𝑥=5 38
Show answer… Hide answer… Back to questions…

10 Solve the following equation 2 𝑥−1 = 5 𝑥
Question 7 Solve the following equation 2 𝑥−1 = 5 𝑥 Give your answer to 3 significant figures. 𝑥=0.756 Show answer… Hide answer… Back to questions…

11 Find 2 ∞ 7 4 𝑥 2 𝑑𝑥 Question 8 0.875 Show answer… Hide answer…
Back to questions…

12 Question 9 12 Show answer… Hide answer… Back to questions…
Identify the equation of the circle 𝑥 2 + 𝑦 2 −6𝑥+4𝑦=𝑝 What is 𝑝 ? 12 Show answer… Hide answer… Back to questions…

13 Find the coefficient of x in the expansion
Question 10 Find the coefficient of x in the expansion of (2+𝑥+3 𝑥 2 ) (3+ 2 𝑥 ) 4 729 Show answer… Hide answer… Back to questions…

14 Question 11 Find the area of the shaded region bounded by the curve 𝑦=(𝑥−1)(𝑥−5)(𝑥+2) and the x-axis Give your answer to 3 significant figures. 78.1 Show answer… Hide answer… Back to questions…

15 Solve the following equation
Question 12 Solve the following equation log 2 2𝑥+5 − log 2 𝑥−2 =4 𝑥=2.64 Show answer… Hide answer… Back to questions…

16 f(𝑥) → f(𝑎𝑥) Question 13 -2 Show answer… Hide answer…
Identify the transformation What is a ? -2 Show answer… Hide answer… Back to questions…

17 Find the non-integer root of the equation
Question 14 Find the non-integer root of the equation 2 𝑥 3 −3 𝑥 2 −17𝑥+30 = 0 X = 2.5 Show answer… Hide answer… Back to questions…

18 Find the area enclosed between the following curves
Question 15 Find the area enclosed between the following curves 𝑦= 𝑥 2 −2𝑥+2 𝑦=𝑥+2 4.5 Show answer… Hide answer… Back to questions…

19 Give the smallest solution in the region 0≤𝑥≤360
Question 16 Solve the equation 3−6 cos 2 𝑥 =7 sin 𝑥 Give the smallest solution in the region 0≤𝑥≤360 Give your answer to 3 significant figures. 199 Show answer… Hide answer… Back to questions…

20 Question 17 -4 The curve C is given by 𝑦=4+𝑥− 1 4 𝑥 2 − 1 8 𝑥 3
Curve C has a Normal line at point where x = 2 Find the x coordinate of the point where the normal line meets the x-axis -4 Show answer… Hide answer… Back to questions…

21 Question 18 7 The circle C is given by 𝑥 2 + 𝑦 2 −4𝑥−10𝑦+4=0
Line L has equation 4𝑥+8𝑦=68 Find the positive x coordinate of the 2nd intersection point of C and L 7 Show answer… Hide answer… Back to questions…

22 Question 19 𝑓 𝑥 =2 𝑥 3 +𝑎 𝑥 2 −𝑥+𝑏 The remainder when 𝑓 𝑥 is divided by 𝑥−3 is 96 The remainder when 𝑓 𝑥 is divided by 𝑥+1 is 12 Find the value of 𝑎+𝑏 13 Show answer… Hide answer… Back to questions…

23 If 𝑎 𝑥 2 −8𝑥+2 has a repeated root find the value of a
Question 20 If 𝑎 𝑥 2 −8𝑥+2 has a repeated root find the value of a 8 Show answer… Hide answer… Back to questions…

24 Tie Breaker (Fastest Correct Answer)
Rearrange this equation and solve, using an appropriate substitution 15 – 7x1/3 = 2x2/3 Give both answers -125, Show answer… Hide answer… Back to questions…

25 OCR Core 2 Revision Bingo
Answers 1 -5 8 0.875 15 4.5 2 120 9 12 16 199 3 53.3 10 729 17 -4 4 1.75 11 78.1 18 7 5 5.62 12 2.64 19 13 6 38 13 -2 20 8 −125, 9 4 7 0.756 14 2.5 21 Back to questions…


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