Beginner Exercise 76 / Solution

Solution  

After , Black has no response that produces two eyes.

Solution  

After , the points a and b are miai.

Sub-optimal  

here seems to work, but it's sub-optimal--

Sub-optimal  

As Black can open up an approach ko here.

An error and Black lives  

The descent at allows Black to live.

What about this?  

i am a beginner just thought of this. Could it work?

What about this?  

unkx80: After , Black has two eyes, one at a, one at b. So Black lives.