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Unit 1 Review

Posljednje ažuriranje almost 6 years ago

6

Napomena autora:

Shawna Smith

1

1

1

1

1

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Pitanje 1

1.

Which of the following is an algebraic expression for the sum of 6 and y?

6 + y

6 – y

6 · y

6 ÷ y

Pitanje 2

2.

Take a look at each expression. Which expression tells you to add x and y together first, before multiplying by 3?

x + y · 3

3 · x + y

3(x + y)

Pitanje 3

3.

What should you do first to evaluate this expression?

First, add 3 and 4.

First, multiply 4 times 2.

Pitanje 4

4.

Evaluate the following expression when x = 2 and y = 4.

13

22

28

Pitanje 5

5.

True or False?

Tačno

Netačno

Pitanje 6

6.

Evaluate the following expression when a = 4.50 and c = 3.75.

19.50

24

39

48.75