Free Printable REVISION 3 : ADDMATH FORM 4 (5 NOV 2020 THURSDAY)

1.

What is the formula above primarily used for?

a)

Finding the axis of symmetry from standard form

b)

Finding the vertex from standard form

c)

Finding the vertex from vertex form

d)

Finding the vertex from standard form

2.

Identify the vertex and whether the graph opens up or down.

a)

(-1, 4); opens up

b)

(-1, 4); opens down

c)

(1, 4); opens up

d)

(1, 4); opens down

3.

Solve the following linear equation.
Selesaikan persamaan linear yang berikut.
$2x+2y-z=-8$
$x-3y+2z=2$
$\frac{1}{3}x+y-3z=-12$

a)

$x=3\ ,\ y=-1\ ,\ z=4$

b)

$x=-3\ ,\ y=1\ ,\ z=4$

c)

$x=-5\ ,\ y=3\ ,\ z=2$

d)

$x=5\ ,\ y=3\ ,\ z=-2$

4.

Complete the Square and solve the equation.
a² - 2a - 35 = 0

a)

1 ± √ 6

b)

-7, 7

c)

-5, 7

d)

35, 37

5.

Write the following quadratic expression in vertex form...

x² + 4x + 10

a)

(x + 4)² + 6

b)

(x + 2)² + 6

c)

(x + 4)² - 6

d)

(x + 2)² - 6

6.

What is one of the solutions to this equation?
(2x - 1)² = 49

a)

7

b)

-7

c)

-4

d)

-3

7.

Determine the values of a, b, and c for the quadratic equation:

4x² – 8x = 3

a)

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

b)

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

c)

a = 4, b = 8, c = 3

d)

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

8.

What is the formula related to the concept of discriminant?

a)

$b^2-4bc$

b)

$b^2+4ac$

c)

$b^2-4ac$

d)

$b^2-2ac$

9.

What is the y intercept for the equation:
y = -8x² + 3x - 7

a)

(0, -8)

b)

(0, 3)

c)

(0, 7)

d)

(0, -7)

10.

a)

$x^2-3x+2=0$

b)

$3x^2-3x-2=0$

c)

$x^2-3x-2=0$

d)

$x^2+3x-2=0$

11.

a)

$p=8$

b)

$p=-4$

c)

$p=4$

d)

$p=-8$

12.

Solve the following linear equation.
Selesaikan persamaan linear yang berikut.

r+2p-q=-6

2r+2p-2q=-8

3r-2p+5q=22

a)

$p=-3\ ,\ q=2\ ,\ r=2$

b)

$p=2\ ,\ q=3\ ,\ r=-1$

c)

$p=-2\ ,\ q=3\ ,\ r=1$

d)

$p=6\ ,\ q=8\ ,\ r=-2$

REVISION 3 : ADDMATH FORM 4 (5 NOV 2020 THURSDAY)

Total questions: 12

Worksheet time: 3hrs 0mins

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