1TH/vwo Ch8 SUMMARY test questions

• Wiskunde
• Middelbare school
• havo, vwo
• Leerjaar 1

1TH/vwo Ch8 SUMMARY

SHOW WHAT YOU KNOW!

= ....

(−4)​2​​

1. -16
2. 8
3. 16
4. -8

-4 x -4 = 16

(−4)​2​​=

= -4 x 4 = -16

The fine point is that the minus sign is NOT squared.

−4​2​​

-5 -6 = ...

1. -1
2. -11
3. 11
4. 1

-5 - 6 = -11

There's NO such rule as: two times a minus makes a plus.

Not when adding, anyway!

-5 x -7 = ....

1. -12
2. 12
3. -35
4. 35

explanation:

-5 x -7 = 35

In this case two times a minus makes a plus!

Because we are MULTIPLYING!

Task: 1. copy the exercises in your Notebook

2. work it out in your Notebook

3. fill in your answer in the next slide

10+(−6)​2​​

: -2 =

Task:

Copy, make and answer, again!

−2​5​​+50=...

Explanation:

Task:

Copy, make and answer, again.

(−5)​3​​+−3​2​​

= ......

Solution:

Which word is the red herring?

1. kettle
2. blocks
3. flower
4. witch

Fill in the right word:
3 is the ..... of

5​3​​

1. base
2. power
3. exponent

Homework time