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SAM said 95.95. I got 94.45, which is amazing. Top of my school! I should get into actuarial studies at ANU next year!

Bus Stu - 81 - 5 Eng (Adv) - 79 - 4 IPT - 91 - 6 Maths Ext 1 - 93 - E4 Maths Ext 2 - 92 - E4 Physics - 83 - 5 92 sure beats my ext 2 assessment mark (about 50). I'm so glad i was the only one at my schoool doing it! IPT and Physics also exceeded expectations. SAM reckons 95.95 based on...

my teacher showed me how to do these questions today, but thanks for your help anyway. The answer to the second one is 112m3 and the answer to the second one as shown by wogboy is 16/3*a^3. I found it hard to derive the side length for this.

1. Find the volume common to two right-circular cylinders, each having a base radius a, if the axes of the cylinders intersect at right angles. 2. The roof of a building is in the form of a frustum of a pyramid with a square base of side 8m and whose flat top is a square of side 2m. All the...

thanks for your help. I differentiated it and got ln (cosecx - cotx). I've subbed in values and found that they were the same.

What is the integral of cosec x dx? I have 2 textbooks that have different answers: 1. ln (cosecx - cotx) 2. -ln (cosecx + cotx)

below are my rank and mark for the trials Advanced English - 2/4 - 74% Maths Ext 1 - 1/2 - 89% Maths Ext 2 - 1/1 - 43% Physics - 2/4 - 75% Business Studies - 2/8 - 91% IPT - 2/5 - 75% It is a pretty small school, there's about 25 people in my year.

Can anyone estimate my UAI for me? Advanced English - 2/4 Maths Ext 1 - 1/2 Maths Ext 2 - 1/1 Physics - 2/4 Business Studies - 2/8 IPT - 2/5 Do you need my makrs as well or just the rank?

In the exam, I put D - none as, like chickenntaters said, motors don't produce current. But my teacher says the correct answer is B

This question was in the trial HSC exam. It has a diagram of an electrical motor. Therer are 2 magnets (N & S) with a coil in between connected to a split ring touching carbon brushes. The circuit is also attached to a resistor. What type of current would be produced by the motor? (A) DC of...