Sign up for FREE

Indices Year 8

Last updated over 6 years ago

12 questions

1

1

1

1

1

1

1

1

1

1

1

1

Question 1

1.

What is the value of 2a - 3b if a=2 and b = -5

-11

19

-13

57

Question 2

2.

The formula C=2.2k + 4 can be used to calculate the cost in dollars, C, of travelling by taxi for a distance of k kilometres. Find the cost of travelling 4.5km by taxi.

13.9

10.7

103

6.244

Question 3

3.

Simplify

Question 4

4.

Simplify 4a + 11 - 2a

6a + 11

17a

11 - 2a

2a + 11

Question 5

5.

Simplify

4

4a

Question 6

6.

Simplify

Question 7

7.

Expand

Question 8

8.

Simplify

Question 9

9.

What is the constant variable in the expression

Question 10

10.

Expand and simplify

Question 11

11.

Simplify

Question 12

12.