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The sine rule states that for any scalene triangle ABC the following equation holds: BC/sin(A) = AC/sin(B) = AB/sin(C).[Draw a diagram.] By drawing the triangle and substituting ...
3pq4 - 12q2p6 = 3(pq4-4q2p6) = 3p(q4-4q2p5) = 3pq2(q2-4p5)
Adam = 30% x £80 = 0.3 x 80 = £24 bonusKaty = £28 bonus£28 - £24 = £4Therefore, there's a £4 difference between the bonus Adam gets and the bonus Katy gets.
A key algebraic technique for double brackets is FOILx^2 -3x + 2x -6simplify furtherx^2 -x -6can check by factorisingthe integers adds to make "the number" and multiply to make "the x"...
You can find the stationary points by differentiating the equation and then solving it for zero. What this means, is that you can take the power of the Xs in the equation, and differentiate by bringing th...
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