Question

please someone answer this.​

Answer 1

Answer:

for the 2nd one tbe ans is -1

And for the third one the answer is 567/1000000

Answer 2

Answer:

3. a²-(1/a)²

4. 1/2

5. 5.67x10^ -5

6. -1

Step-by-step explanation:

PLEASE MARK BRAINEST