Place your notebook on your desk and find your homework.

Which homework exercises should I discuss on the board?

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Place your notebook on your desk and find your homework.

Which homework exercises should I discuss on the board?

What type of parabola corresponds to this formula?

y=5x−4x2

A

Upward opening parabola

B

Downward opening parabola

C

It is not a parabola

Calculate

−24+(3−8)2=

What is the square root of 100?

A

10

B

50

C

10000

D

200

Write as short as possible:

3√5+7√11+5√5=

A

8√10+7√11

B

8√5+7√11

C

15√21

D

something else

Write as short as possible:

2√11⋅3√7=

A

5√18

B

5√77

C

6√18

D

6√77

Any (useful) comments on this lesson and/or the old/new homework?