Quiz about Higher Practice 3

Question 1

When factoring
x² - 4x + 4 = 20,
what goes in the blank?
(x - __ )² = 20

Accepted Answer

2

Answer

4

Answer

8

Answer

20

Question 2

Write the following quadratic expression in completed square form...

x² + 4x + 10

Accepted Answer

(x + 2)² + 6

Answer

(x + 4)² + 6

Answer

(x + 4)² - 6

Answer

(x + 2)² - 6

Question 3

Two similar shapes have a volume scale factor of 27. What is their area scale factor?

Accepted Answer

9

Answer

3

Answer

6

Answer

27

Question 4

All cubes are mathematically similar.

Accepted Answer

True

Answer

False

Question 5

Which of these cordinates is on the line y= 5 - 2x

Accepted Answer

(2 , 1)

Accepted Answer

(3 , -1)

Answer

(-1 , 3)

Answer

(-2 , 1)

Question 6

What is the y intercept for the graph 2y=5-12x?

Accepted Answer

2.5

Answer

5

Answer

-12

Answer

12

Question 7

What is the gradient for the graph with the equation 2y=5-12x?

Accepted Answer

-6

Answer

5

Answer

2.5

Answer

-12

Question 8

Determine whether the sequence is arithmetic, geometric, or neither.

Accepted Answer

geometric

Answer

arithmetic

Answer

neither

Question 9

How many turning points are in the picture?

Accepted Answer

3

Answer

2

Answer

4

Answer

1

Question 10

The equation y = x²+ 6x + 2 can be written as (x+3)²- 7=0 using the completing the square method. What are the coordinates of it's turning points?

Accepted Answer

(-3 , -7)

Answer

(3 , -7)

Answer

(3 , 7)

Answer

(-3 , 7)

Question 11

What is the ratio of flour to sugar?

Accepted Answer

5:2

Answer

5:1

Answer

4:2

Answer

4:1

Question 12

Question 12.

Accepted Answer

22a

Answer

8a

Answer

38a

Answer

2a

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