SOLUTION : IB MATH | MAY JUN 2022| Applications and Interpretation AI HL PAPER 1 TZ2 | QUESTION 9-17

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I apologize for deleting a part of Q 12 mistakenly.
Timestamps-
00:00 Question 9 Unbiased Estimation, Testing Hypothesis
11:19 Question 10 Functions
15:16 Question 11 Future Value
24:49 Question 12 Type I and II errors
26:58 Question 13 Complex numbers
36:08 Question 14 Trapezoidal rule
40:25 Question 15 Vector, transformation
47:10 Question 16 Displacement, velocity acceleration vector
54:45 Question 17 Rate of change
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hi thanks for the answers, q12 was an overcomplication as you can just sketch the combined polar form on graph and find amplitude, phase shift...

jozkobranko
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Hi sir, for question 12 type1 type2, what were your answers?

rubenbet
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Q 17 b(i) - how could you calculate the time without using the length of a curve?

julianosborn