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South Africa
Question 3 \( \begin{array}{ll}3.1 & \text { Write down: } \\ 3.1 .1 & \text { the prime factors of } 132 \\ 3.1 .2 & \text { the HCF of } 47 \text { and } 97 . \\ 3.1 .3 & \text { the LCM of } 24 \text { and } 96 \text {. }\end{array} \).
Arithmetic Feb 20, 2025
(a) \( \left(\frac{1}{2}\right)^{x-1} \cdot(\sqrt{2})^{2 x-1} \) (c) \( \frac{6^{x} \times 3^{x-2}}{6.18^{x-2}} \) (e) \( \frac{\sqrt{20 x^{5}} \times \sqrt{10 x}+\sqrt{2 x^{6}}}{\sqrt{2 x^{6}}} \)
Algebra Feb 20, 2025
\( 5 x^{2}-3 x y+3 x-2 y^{2}+4 y=5 \) and \( y+2 x=1 \)
Algebra Feb 20, 2025
1.1 Explain the term "quotation" according to the context. Use the amounts in quotation 1 and write down the formula that can be used to determine the total monthly cost to make " \( n \) " copies. (Where \( n \) is the number of copies made).
Economics Feb 20, 2025
\( 4 x^{2}-7 x y+4 y^{2}=16 \) and \( y=2 x-2 \)
Algebra Feb 20, 2025
\( (x-2 y)(2 x+y)=12 \) and \( 7 y-x+9=0 \)
Algebra Feb 20, 2025
20 February 20 Exercise 1 5) \( (x y)^{5} \) a) 1) \( \frac{37^{4} \times 37^{3}}{37^{5}} \) 6) \( -4 x^{3} y^{9} x-5 x y^{2} \) 7) \( \left(-7 p q^{5}\right)^{2} \) 2) \( \frac{23^{9} \times 11^{3}}{23^{17} \times 11^{4}} \). 3) \( \frac{\left(31^{2} \times 19^{3}\right)}{31^{5} \times\left(-19^{3}\right)^{2}} \) b) Simplify. 1) \( x^{2} \times x^{8} \) b) \( \frac{x^{8}}{x^{2}}=x^{6}=\frac{3 T}{2^{7}} \) 2) \( \frac{x^{10}}{x^{4}} \) c) \( \frac{x^{3}}{2^{3}}=\frac{1}{2^{5}} \) f) \( \frac{x^{4} y}{x y^{\prime}}-\frac{x^{3}}{y^{2}} \) 3) \( \frac{a^{17}}{a^{21}} \) - \( \int^{\frac{x^{2}}{x^{2}}}=\frac{1}{x^{6}} \) g) \( \frac{-6 x^{3} y^{2}}{-2 x y^{3}} \) 4) \( \left(x^{6}\right)^{3} \) \[ =\frac{3 x^{2}}{y} \]
Algebra Feb 20, 2025
10. Fully simplify each of the followin a) \( \frac{3 a b^{2}-27 a^{3}}{3 a b-9 a^{2}} \) b) \( 1+x-\frac{x+1}{6} \) c) \( \frac{2 x+1}{3}-\frac{4 x-1}{7} \) d) \( \frac{x+1}{3}-\frac{x+2}{x}+1 \) e) \( \frac{6 x^{2}+5 x-4}{2 x-1} \) f) \( \frac{x^{2}-7 x+12}{x^{3}-27} \div \frac{x^{2}-16}{x^{3}+3 x^{2}+9 x} \)
Algebra Feb 20, 2025
2.2. Describe the relationship between drip rate and time. 2.3 Calculate the percentage decrease in the drip rate between 120 minutes and 240 minutes. (Show all calculations.) 2.5 The nurse claims that the drip rate at 100 minutes is \( 650 \mathrm{gtt} / \mathrm{min} \). 2.5.1 Use the graph only to verify the claim
Medicine Feb 20, 2025
1. In your own words, explain what a computer is. 2. Briefly explain the five stages of the information processing cycle. 3. Thinking about different types of computers (servers, workstations, PCs, laptops, smartphones, embedded devices), indicate which is best suited to each scenario that follows, and give a reason for your answer. 3.1 You want to be able to complete assignments or other electronic tasks at home. 3.2 A salesperson who often travels for work needs to do work tasks. 3.3 You want to track your fitness levels when you train at the gym. 3.4 A video editor for a large movie company needs a computer. 4. Provide a definition for each of the following computer terms/concepts: 4.1 CPU. 4.6 GPU. 4.2 Hardware. 4.7 Control unit. 4.3 Software. 4.8 Arithmetic logic unit. 4.4 Motherboard. 4.9 3D printer. 4.5 Peripherals. 4.10 Server. TOTAI
Computer Technology Feb 20, 2025
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