Finance 135 Chapter 4 Trigonometry Revision Quiz
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Questions and Answers

Why is it risky to hand over your money to someone who is not a registered deposit-taking institution?

  • They will invest your money in high-risk assets without your knowledge
  • They will charge you high fees to hold your money
  • They are not regulated, so you have no legal recourse if they mishandle your money
  • They might lose your money, steal it, or go bankrupt, and you would only have an unsecured claim against them (correct)

    • What is the best way to protect your money according to the text?

  • Invest your money in unregulated and unsupervised groups
  • Only give your money to banks and registered deposit-taking institutions (correct)
  • Keep your money in cash at home
  • Hand your money over to any person or company that promises high returns

    • Why is it safer to hand your money to a bank compared to an unregulated person or group?

  • Banks have more experience in handling large sums of money
  • Banks are registered and regulated to ensure your money is safe (correct)
  • Banks have better security measures to protect your money
  • Banks offer higher interest rates on deposits

    • What is the main responsibility of the individual when it comes to protecting their money?

    <p>To ensure that any institution holding their money is registered and regulated</p> Signup and view all the answers

    What is the key difference between giving your money to a registered bank versus an unregulated person or group?

    <p>Registered banks are regulated and supervised to ensure the safety of your money</p> Signup and view all the answers

    What is the formula for the sine of the sum of two angles?

    <p>sin(A + B) = sinA cosB + cosA sinB</p> Signup and view all the answers

    Which formula represents the cosine of the difference of two angles?

    <p>cos(A - B) = cosA cosB - sinA sinB</p> Signup and view all the answers

    If $\sin A = \frac{1}{2}$ and $\sin B = \frac{\sqrt{3}}{2}$, what is $\sin(A + B)$?

    <p>$\frac{\sqrt{3}}{2}$</p> Signup and view all the answers

    What is the formula for the tangent of the sum of two angles?

    <p>tan(A + B) = (tanA + tanB) / (1 + tanA tanB)</p> Signup and view all the answers

    If $\cos A = \frac{1}{3}$ and $\cos B = \frac{2}{3}$, what is $\cos(A - B)$?

    <p>$\frac{4}{9}$</p> Signup and view all the answers

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