QUIZ 1 (PdPR)

 Diagram 1 shows the graph of the quadratic function  $f\left(x\right)=-x^2+6x-5$  . The straight line AB is parallel with the x-axis. Determine the value of m.

• 3

• 4

• 15

• 22

Which of the following is a number in base four?

• 14

• 32

• 27

• 50

 $523_7+64_7=$  

•  $502_7$  

•  $520_7$  

•  $602_7$  

•  $620_7$  

Which of the following is not a statement?

• $5+5=9$

• $2y=8$

• $m+2m=3m$

• $5\$ is a factor of $25$

Which is the negation of the following statement.

12 is a multiple of 2

• 24 is a multiple of 2

• 6 is a multiple of 2

• 12 is not multiple of 2

• 24 is not multiple of 2

The Venn diagram shows the universal set,  $\xi$  , set P and the set Q.

Find the set which represents the shaded region.

•  $P\cap Q$  

•  $\left(P\cap Q\right)'$  

•  $P\cup Q$  

•  $\left(P\cup Q\right)'$  

The diagram shows a directed graph with four vertices.
Determine  $\sum_{ }^{ }d\left(V\right)$  .

• 16

• 15

• 14

• 13

The table shows the sets of edges of four graphs where each graph has four vertices.

Which graph is a simple graph?

• P

• Q

• R

• S

Which of the following points satisfies the linear inequality

 $y>3x-1$  ?

•  $\left(2,\ 4\right)$  

•  $\left(1,\ 2\right)$  

•  $\left(0,\ -2\right)$  

•  $\left(-1,\ 0\right)$  

State the system of linear inequalities which defines the shaded region in the above diagram.

• $y\ge2x-2,\ y<5-x,\ y\ge-2$

• $y\le2x-2,\ y<5-x,\ y\ge-2$

• $y\le2x-2,\ y\ge5-x,\ y\le-2$

• $y\le2x-2,\ y>5-x,\ y\ge-2$