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Worksheets

Toekomstige Tegnologie

Total questions: 76

Worksheet time: 2hrs 53mins

Name
Class
Date
1.

Toestelle konnekteer en deel data via die Internet.

(a)  

2.

'n tegniek waarvolgens daar aan sekere netwerk- (internet)-dienste, bv. e-pos, voorkeur gegee word, terwyl ander, soos sosiale netwerke, laer prioriteit kry sodat uitvoering vir die meer kritieke dienste volgehou kan word.

(a)  

3.

Donasies ontvang van vrywillige bydraes

 

(a)  

4.

Vorming

'n tegniek waarvolgens daar aan sekere netwerk (internet) dienste, bv. e-pos, voorkeur gegee word, terwyl ander, soos sosiale netwerke, laer prioriteit kry sodat uitvoering vir die meer kritieke dienste volgehou kan word.

a)

Waar

b)

Vals

5.

Wat is 'n belangrike voordeel van 'n SSD in vergelyking met 'n HDD?

a)

A. Dit het 'n groter kapasiteit

b)

B. Dit is goedkoper

c)

C. Dit het geen bewegende dele nie

d)

D. Dit benodig geen krag om te werk nie

6.

Watter van die volgende gebruik 'n patroon om 'n toestel oop te sluit?

a)

A. SSL

b)

B. NFC

c)

C. Skermsluitpatroon

d)

D. Firewire

7.

'n Stel Wifi spesifikasies

(a)  

8.

Wat is die funksie van 'n HDMI-kabel?

a)

A. Om krag aan 'n toestel te voorsien

b)

B. Om draadlose toegang tot die internet te gee

c)

C. Om hoë-definisie video en klank oor te dra

d)

D. Om lêers tussen rekenaars oor te dra

9.

NFC werk net as toestelle aanmekaar raak of baie naby is.

a)

Vals

b)

Waar

10.

Geheuekaartlesers gebruik altyd 'n Ethernet-kabel om te koppel.

a)

Vals

b)

Waar

11.

Videokommunikasie kan help met aanlyn vergaderings oor verskeie plekke.

a)

Waar

b)

Vals

12.

'n Skermsluitpatroon is veiliger as 'n wagwoord.

a)

Vals

b)

Waar

13.


'n Versteekte skakel waarop gebruikers misleidend klik


(a)  

14.

3D-drukkers kan mediese vervangingsdele maak.

a)

Vals

b)

Waar

15.

LTE is vinniger as 3G en 2G vir mobiele dataverbinding.

a)

Waar

b)

Vals

16.

What are the solutions to (x−6)2=225\left(x-6\right)^2=225  ?

a)

A.

x=21x=21  and x=−9x=-9  

b)

B.

x=21x=21  and x=9x=9  

c)

C.

x=118.5x=118.5   and x=106.5x=106.5  

d)

D.

x=231x=231  and x=216x=216  

17.

Charlie is solving 3x2+5x=123x^2+5x=12  by factoring. Which of the following describes what his first step should be?

a)

A.

Divide both sides f the equation by 3.

b)

B.

Take the square root of both sides of the equation.

c)

C.

Subtract 12 from both sides of the equation.

d)

D.

Find two values with a sum of 5 and a product of 12.

18.

What are the solutions to x2+16x=8x^2+16x=8 ?

a)

A.

x=8±62x=8\pm6\sqrt[]{2}  

b)

B.

x=−16±214x=-16\pm2\sqrt[]{14}  

c)

C.

x=−8±62x=-8\pm6\sqrt[]{2}  

d)

D.

x=−8±214x=-8\pm2\sqrt[]{14}  

19.

Mrs. Tinnell asked her students to write an equivalent expression for 208\sqrt[]{208}  in the most simplified form. Which student correctly completed the task?

a)

A.

Jaxson

b)

B.

Mercedes

c)

C.

Both Jaxson and Mercedes

d)

D.

Neither Jaxson nor Mercedes

20.

x2−7x=0x^2-7x=0  

Solve by the method of your choice.

a)

A.

x = 7 only

b)

B.

x = 0 only

c)

C.

x = 0 and 7

d)

D.

There is no real answer for this equation.

21.

Suzie solves the equation below: x2+4x−12=2x^2+4x-12=2 (x−2)(x+6)=2(x-2)(x+6)=2   by setting  x−2=0x-2=0 and x+6=0x+6=0 .  Her solutions are  x=2x=2 and x=−6x=-6 . Is Suzie correct? Why or why not?

a)

A.

Yes, she factored correctly and then used the zero product property

b)

B.

No, she didn't factor correctly so the rest of her work is wrong.

c)

C.

No, she did not set the equation equal to zero before factoring.

d)

D.

Yes, she answered it correctly.

22.
Solve for the values of x:
(x + 2)(x - 3) = 0
a)

A.

{ 2, 3 }

b)

B.

{ -2, -3 }

c)

C.

{ 2, 3 }

d)

D.

{ -2, 3 }

23.
Factor: x2 – 5x – 24
a)

A.

(x - 5)(x + 19)

b)

B.

(x - 8)(x + 3)

c)

C.

(x - 3)(x + 8)

d)

D.

(x - 19)(x + 5)

24.

Find all the solutions for x when

x2 + 9x - 36 = 0

a)

A.

(x + 12)(x - 3)

b)

B.

x = 12 and x = -3

c)

C.

x = -12 and x = 3

d)

D.

(x - 9)(x - 4)

25.

Solve the following quadratic equation: 4x2−9=04x^2-9=0  

a)

A. x=32x=\frac{3}{2}  &  x=−32x=-\frac{3}{2}  

b)

B. x=23x=\frac{2}{3}  & x=−23x=\frac{-2}{3}  

c)

C. x=94x=\frac{9}{4}  

d)

D. x=49x=\frac{4}{9}  

26.

Solve the following quadratic equation: x2−13x−30=0x^2-13x-30=0  

a)

A.

x=3   &   x=10x=3\ \ \ \&\ \ \ x=10  

b)

B. x=−3   &   x=−10x=-3\ \ \ \&\ \ \ x=-10  

c)

C. x=−2   &   x=15x=-2\ \ \ \&\ \ \ x=15

d)

D. x=2   &   x=−15x=2\ \ \ \&\ \ \ x=-15  

27.
ax2+bx+c=0  is the standard form of a quadratic equation.
a)
True
b)
False
28.
Determine the values of
a, b, and c for
the quadratic equation: 
4x2 – 8x = 3
a)

A.

a = 4, b = -8, c = 3

b)

B.

a = 4, b =-8, c =-3

c)

C.

a = 4, b = 8, c = 3

d)

D.

a = 4, b = 8, c = -3

29.
What value of c would make this a perfect sqaure trinomial?
x2 +8x + c
a)

A. 4

b)

B. 16

c)

C. 64

d)

D. - 16

30.

Solve 3x2 - 2x = 8

a)

A. No Solution

b)

B. -2 or 4/3

c)

C. 2

d)

D. -4/3 or 2

31.

What is the common root of the quadratic equations x2 − 4 = 0 and x2 + 2x = 0x^2\ -\ 4\ =\ 0\ and\ x^2\ +\ 2x\ =\ 0  ?

a)

A. x = 4

b)

B. x = 2

c)

C. x = - 2

d)

D. x= - 4

32.

If - 1 is one of the roots of the equation, 3x2 + 2x − 1 = 03x^2\ +\ 2x\ -\ 1\ =\ 0  , then what is the other root of the equation?

a)

A. 1

b)

B. 3

c)

C. 1/3

d)

D. -1/3

33.
ax2+bx+c=0  is the standard form of a quadratic equation.
a)
True
b)
False
34.

Determine the values of

a, b, and c for

the quadratic equation:

4k2=3+8k4k^2=3+8k  

a)

A.

a = 4, b = -8, c = 3

b)

B.

a = 4, b =-8, c =-3

c)

C.

a = 4, b = 8, c = 3

d)

D.

a = 4, b = 8, c = -3

35.

Which is the correct quadratic formula?

a)

A.

b)

B.

c)

C.

d)

D.

36.

What are the solutions to (x−6)2=225\left(x-6\right)^2=225  ?

a)

A.

x=21x=21  and x=−9x=-9  

b)

B.

x=21x=21  and x=9x=9  

c)

C.

x=118.5x=118.5   and x=106.5x=106.5  

d)

D.

x=231x=231  and x=216x=216  

37.

Charlie is solving 3x2+5x=123x^2+5x=12  by factoring. Which of the following describes what his first step should be?

a)

A.

Divide both sides f the equation by 3.

b)

B.

Take the square root of both sides of the equation.

c)

C.

Subtract 12 from both sides of the equation.

d)

D.

Find two values with a sum of 5 and a product of 12.

38.

What are the solutions to x2+16x=8x^2+16x=8 ?

a)

A.

x=8±62x=8\pm6\sqrt[]{2}  

b)

B.

x=−16±214x=-16\pm2\sqrt[]{14}  

c)

C.

x=−8±62x=-8\pm6\sqrt[]{2}  

d)

D.

x=−8±214x=-8\pm2\sqrt[]{14}  

39.

Mrs. Tinnell asked her students to write an equivalent expression for 208\sqrt[]{208}  in the most simplified form. Which student correctly completed the task?

a)

A.

Jaxson

b)

B.

Mercedes

c)

C.

Both Jaxson and Mercedes

d)

D.

Neither Jaxson nor Mercedes

40.

x2−7x=0x^2-7x=0  

Solve by the method of your choice.

a)

A.

x = 7 only

b)

B.

x = 0 only

c)

C.

x = 0 and 7

d)

D.

There is no real answer for this equation.

41.

Suzie solves the equation below: x2+4x−12=2x^2+4x-12=2 (x−2)(x+6)=2(x-2)(x+6)=2   by setting  x−2=0x-2=0 and x+6=0x+6=0 .  Her solutions are  x=2x=2 and x=−6x=-6 . Is Suzie correct? Why or why not?

a)

A.

Yes, she factored correctly and then used the zero product property

b)

B.

No, she didn't factor correctly so the rest of her work is wrong.

c)

C.

No, she did not set the equation equal to zero before factoring.

d)

D.

Yes, she answered it correctly.

42.
Solve for the values of x:
(x + 2)(x - 3) = 0
a)

A.

{ 2, 3 }

b)

B.

{ -2, -3 }

c)

C.

{ 2, 3 }

d)

D.

{ -2, 3 }

43.
Factor: x2 – 5x – 24
a)

A.

(x - 5)(x + 19)

b)

B.

(x - 8)(x + 3)

c)

C.

(x - 3)(x + 8)

d)

D.

(x - 19)(x + 5)

44.

Find all the solutions for x when

x2 + 9x - 36 = 0

a)

A.

(x + 12)(x - 3)

b)

B.

x = 12 and x = -3

c)

C.

x = -12 and x = 3

d)

D.

(x - 9)(x - 4)

45.

Solve the following quadratic equation: 4x2−9=04x^2-9=0  

a)

A. x=32x=\frac{3}{2}  &  x=−32x=-\frac{3}{2}  

b)

B. x=23x=\frac{2}{3}  & x=−23x=\frac{-2}{3}  

c)

C. x=94x=\frac{9}{4}  

d)

D. x=49x=\frac{4}{9}  

46.

Solve the following quadratic equation: x2−13x−30=0x^2-13x-30=0  

a)

A.

x=3   &   x=10x=3\ \ \ \&\ \ \ x=10  

b)

B. x=−3   &   x=−10x=-3\ \ \ \&\ \ \ x=-10  

c)

C. x=−2   &   x=15x=-2\ \ \ \&\ \ \ x=15

d)

D. x=2   &   x=−15x=2\ \ \ \&\ \ \ x=-15  

47.
ax2+bx+c=0  is the standard form of a quadratic equation.
a)
True
b)
False
48.
Determine the values of
a, b, and c for
the quadratic equation: 
4x2 – 8x = 3
a)

A.

a = 4, b = -8, c = 3

b)

B.

a = 4, b =-8, c =-3

c)

C.

a = 4, b = 8, c = 3

d)

D.

a = 4, b = 8, c = -3

49.
What value of c would make this a perfect sqaure trinomial?
x2 +8x + c
a)

A. 4

b)

B. 16

c)

C. 64

d)

D. - 16

50.

Solve 3x2 - 2x = 8

a)

A. No Solution

b)

B. -2 or 4/3

c)

C. 2

d)

D. -4/3 or 2

51.

What is the common root of the quadratic equations x2 − 4 = 0 and x2 + 2x = 0x^2\ -\ 4\ =\ 0\ and\ x^2\ +\ 2x\ =\ 0  ?

a)

A. x = 4

b)

B. x = 2

c)

C. x = - 2

d)

D. x= - 4

52.

If - 1 is one of the roots of the equation, 3x2 + 2x − 1 = 03x^2\ +\ 2x\ -\ 1\ =\ 0  , then what is the other root of the equation?

a)

A. 1

b)

B. 3

c)

C. 1/3

d)

D. -1/3

53.
ax2+bx+c=0  is the standard form of a quadratic equation.
a)
True
b)
False
54.

Determine the values of

a, b, and c for

the quadratic equation:

4k2=3+8k4k^2=3+8k  

a)

A.

a = 4, b = -8, c = 3

b)

B.

a = 4, b =-8, c =-3

c)

C.

a = 4, b = 8, c = 3

d)

D.

a = 4, b = 8, c = -3

55.

Which is the correct quadratic formula?

a)

A.

b)

B.

c)

C.

d)

D.

56.

Please solve this equation


p/5 = 7

a)

p = 35

b)

p = 12

c)

p = 2

d)

None of these match my answer

57.

Please solve this equation

a)

x = 16

b)

x = 30

c)

x = 161

d)

None of these match my answer

58.

2) Solve this equation


t - 7 = 2

a)

t = 9

b)

t = 7

c)

t = 5

d)

None of these match my answer

59.

1) Solve this equation


c - 1 = 8

a)

c = 9

b)

c = 7

c)

c = 8

d)

None of these match my answer

60.

Please solve this equation


m - 3 = 4

a)

m = 7

b)

m = 1

c)

m = 13

d)

None of these match my answer

61.

Please solve this equation


c/9 = 8

a)

c = 1

b)

c = 17

c)

c = 8/9

d)

None of these match my answer

62.

Please solve this equation


x - 12 = 13

a)

x = 25

b)

x = 1

c)

x = 156

d)

None of these match my answer

63.

Select all equations that are represented in this diagram.

a)
b)
c)
d)
e)
64.

Solve this equation


a - 2.1 = 5.8

a)

a = 7.9

b)

a = 3.7

c)

a = 5.8

d)

None of these match my answer

65.

Which equation has x = 5 as the solution?

a)

x + 15 = 10

b)

2x = 5

c)

2x = 10

d)

x/2 = 10

66.

Solve the Equation

Z + 6 = 10

a)

4

b)

-4

c)

6

d)

-6

67.

Solve the Equation

s + 1 = 3

a)

-2

b)

2

c)

1

d)

-1

68.

Solve the Equation

m - 4 = 11

a)

13

b)

15

c)

18

d)

20

69.

Solve the Equation

q - 12 = 1

a)

11

b)

12

c)

13

d)

14

70.

Solve the Equation

t - 19 = 2

a)

17

b)

18

c)

21

d)

26

71.

Solve the Equation

8y = 48

a)

4

b)

-4

c)

6

d)

-6

72.

Solve the Equation

4c = 24

a)

4

b)

-4

c)

6

d)

-6

73.

Solve the Equation

a ÷ 2 = 18

a)

34

b)

-34

c)

36

d)

-36

74.

Solve the Equation

V ÷ 5 = 9

a)

35

b)

40

c)

45

d)

50

75.

Please solve this equation


p/5 = 7

a)

p = 35

b)

p = 12

c)

p = 2

d)

None of these match my answer

76.

Please solve this equation


p/5 = 7

a)

p = 35

b)

p = 12

c)

p = 2

d)

None of these match my answer