Answer:

Step-by-step explanation:
Use the difference of squares formula.



Answer:
-3 I think
Step-by-step explanation:
Plz mark brainliest
Answer:
0.053246
Step-by-step explanation:
log(26)−log(23)
=1.414973−log(23)
=1.414973−1.361728
=0.053246
Answer:
52/263 or 0.197719
Step-by-step explanation:
Answer:
The answer is 17.2 hours
Step-by-step explanation: Because first you add all hours together (which is 86/15) then multiple it by 3 (week) which is 86/5 = 17.2 hours