Oi
Just calculating the differential. Step by step:

If you want to know where the tangent has no slope:
Answer:
Hi mate
Step-by-step explanation:
Please broswer se search karo
Answer:
It would be 16!
Step-by-step explanation:
Step 1 : 6 times 24 is 144
Step 2 : 144/9
Answer 16!