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For this question, we want to start by finding the possible values of a from the first equation and then using that to give us information about b from the second equation. Now, the condition that a^2 < 4...

Note here: u_n indicates u subscript n. (a) u_1 = 48 and the ratio, r = 0.6 Using a calculator, u_2 = 48 x 0.6 = 28.8 u_3 = 28.8 x 0.6 = 17.28 (b) We have the known result that the sum to infinity of a geome...

First, we are going to give our decimal a name, let's call it x. We notice that x repeats after two digits, so how about we look at 100x. 100x = 54.54545454... But, the decimal part of this number is what we...

Osmosis is the movement of water from a high concentration to a low concentration through a partially permeable membrane . It is a special type of diffusion. You may get questions asking you to decide which ...

This late renaissance piece has mostly syllabic text underlay, and is unaccompanied. There is a focus on light dotted rhythms and a primarily major tonality, which was a shift from the earlier 'minor' modes ...