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Description
Question 1
Question
Vereenvoudig/ Simplify \(\sqrt{25x^{16}-9x^{16})}\)
Answer
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\(2x^8\)
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\(2x^4\)
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\(4x^8\)
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\( \pm 4x^4\)
Question 2
Question
Die draaipunt van die funksie gedefinieer deur \(f(x)=x^2-4x-12\) is
The turning point of the graph defined by \(f(x)=x^2-4x-12\) is
Answer
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(2; -16)
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(-2; -16)
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(-2; 16)
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(2; 16)
Question 3
Question
Die uitdrukking/ The expresssion \(f(x)=\sqrt{-x^2+4x+12}\)
Answer
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het 'n minimum waarde van 4/ has a minimum value of 4
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het 'n maksimum waarde van 4/ has a maximum value of 4
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het 'n maksimum waarde van -4/ has a maximum value of -4
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het 'n minimum waarde van -4/ has a minimum value of -4
Question 4
Question
Die funksie gedefinieer deur \(f(x)=x^2-4x-6\) het 'n
The function defined by \(f(x)=x^2-4x-6\) has a
Answer
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minimum \(y\) waarde en 'n negatiese \(y\) afsnit. / minimum \(y\) value and a negative \(y\) intercept.
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maksimum \(y\) waarde en 'n positiewe \(y\) afsnit/ maximum \(y\) value and a positive \(y\) intercept.
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minimum \(y\) waarde en 'n positiewe \(y\) afsnit/ minimum \(y\) value and a positivev\(y\) intercept.
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maksimum \(y\) waarde en 'n negatiewe \(y\) afsnit/ maximum \(y\) value and a negative \(y\) intercept.
Question 5
Question
Die funksie gedefinieer deur \(f(x)=x^2-4x-6\) word gegee. Verder is \(g(x)=f(2x)-1\). Dus is \(g(x)\)=
The function defined by \(f(x)=x^2-4x-6\) is given. Further \(g(x)=f(2x)-1\). Thus \(g(x)\)=
Answer
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\(2x^2-8x-7\)
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\(4x^2-8x-7\)
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\(4x^2-8x-5\)
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\(2x^2-8x-5\)
Question 6
Question
\(2sin^215^\circ -1=\)
Answer
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\(\frac{1}{2}\)
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\(-\frac{1}{2}\)
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\(\frac{\sqrt3}{2}\)
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\(-\frac{\sqrt3}{2}\)
Question 7
Question
Die oppervlak van die vierkant ABCD = \(x^2-2x+1\) word gegee. As FC = 1, bepaal die omtrek van die reghoek ABFE.
The area of the square ABCD = \(x^2-2x+1\) is given. If FC = 1, determine the perimeter of the rectangle ABFE.
Answer
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\(2x-1\)
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\(x^2-x\)
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\(4x-2\)
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\(x^2\)
Question 8
Question
Die definisieverameling (gebied) van \(\frac{1}{\sqrt{20-2x}}-\frac{1}{\sqrt{x-5}}\) is
The domain of \(\frac{1}{\sqrt{20-2x}}-\frac{1}{\sqrt{x-5}}\) is
Answer
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\(x<5\)
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\(x>10\)
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\(x<5\) of \(x>10\)
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\(5<x<10\)
Question 9
Question
Gegee die funksie \(f(x)=-x^2\) vir \(x \in [0; \infty ) \). Dan is die waarde van \(f^{-1}(-4)=\)
Given the function \(f(x)=-x^2\) for \(x \in [0; \infty ) \). Then the value of \(f^{-1}(-4)=\) is
Answer
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2
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-2
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\( \pm 2\)
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nie reëel/ not real
Question 10
Question
Wat is die grootste reghoekige kamp wat 'n boer kan maaak met 600m draad in \(m^2\)
What is the largest rectangular camp a farmer can do with 600m of wire in \(m^2\)
Answer
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22000
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22500
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36000
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36500
Question 11
Question
Vir watter waardes van \(x\) is \(\frac{x(x-1)}{(x+2)(x+3)}\) ongedefinieerd?
For which values of \(x\) is \(\frac{x(x-1)}{(x+2)(x+3)}\) undefined?
Answer
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0; 1; -2; -3
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0; 1
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-2; -3
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1; -2; -3
Question 12
Question
Beksou die skets. die waarde van c is
Consider the sketch. is the value of c
Answer
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\(\frac{5\sqrt2}{2}\)
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\(\frac{5\sqrt6}{2}\)
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\(\frac{\sqrt3}{20\sqrt2}\)
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\(5\sqrt6\)
Question 13
Question
Verander die volgende eksponent in 'n logaritme: \(4^{-2}=\frac{1}{16}\)
Change the following exponent into a logarithm: \(4^{-2}=\frac{1}{16}\)
Answer
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\(log_{-2}4=16\)
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\(log_{-2}4=\frac{1}{16}\)
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\(log_\frac{1}{16}4=-2\)
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\(log_4\frac{1}{16}=-2\)
Question 14
Question
Die hoogte van 'n reghoekige silinder is 5 en die deursnee van die basis is 2. Wat is die volume van die silinder?
The height of a rectangular cylinder is 5 and the diameter of the base is 2. What is the volume of the cylinder?
Answer
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20
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15
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5
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10
Question 15
Question
In die skets is PQRS 'n reghoek. Die oppervlakte van \(\Delta\)RST is 6 en \(PT=\frac{2}{5}PS\). Wat is die oppervlakte van PQRS?
In the sketch, PQRS is a rectangle. The area of \(\Delta\) RST is 6 and \(PT=\frac{2}{5}PS\). What is the area of PQRS?
Answer
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20
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18
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12
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10
Question 16
Question
In 'n verkiesing is daar 'n totaal van 120 000 stemme in 'n distrik met kandidate A en B. As A wen met 'n verhouding 5 : 3 , hoeveel stemme het party B gekry?
In an election, there are a total of 120,000 votes in a district with candidates A and B. If A wins with a 5: 3 ratio, how many votes did party B get?
Answer
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15 000
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30 000
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45 000
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75 000
Question 17
Question
As \(n\) en \(k\) positiewe heelgetalle is en \(8^n=2^k\), wat is die waarde van \(\frac{n}{k}\)
If\(n\) and \(k\) are positive integers and \(8^n=2^k\), what is the value of \(\frac{n}{k}\)
Answer
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\(\frac{1}{4}\)
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\(\frac{1}{3}\)
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4
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3
Question 18
Question
As \(18+x\) vyf meer is as twee keer \(x\), wat is die waarde van \(2x\)?
If\(18+x\) is five more than twice \(x\), what is the value of \(2x\)?
Answer
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26
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50
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20
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65
Question 19
Question
As \(x\) en \(y\) heelgetalle is en \(7<y<16\) en \(\frac{x}{y}=\frac{2}{5}\), hoeveel moontlike waardes kan \(x\) hê?
If\(x\) and\(y\) are integers and \(7<y<16\) and \(\frac{x}{y}=\frac{2}{5}\), how many values can \(x\) have?
Answer
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1
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2
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3
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4
Question 20
Question
Gegee die data: 10; 18; 4; 15; 3; 21; \(x\). As \(x\) die mediaan van die sewe getalle is, watter van die volgende kan die waarde van \(x\) wees:
Given the data: 10; 18; 4; 15; 3; 21; \(x\). If \(x\ is the median of the seven numbers, which of the following can be the value of \(x\):
Answer
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5
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9
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14
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16