Answer:
i dont understand. also you shouldnt put big points because people wil look at that then get ur points
Step-by-step explanation:
Answer: CasioFX-CG50
Step-by-step explanation: you can get it on amazon
Answer:
21
Step-by-step explanation:
the sum of the express of the summation of the notation
Answer:
49
Step-by-step explanation:
To complete the square we use the formula:
So we can plug in 14 for b to find c.
Now this equation can be factored into:
I would say 80, because without an estimate it'd be 79 and 79x5=395. So 80x5=400, which is the estimate of 395. So 80 is the answer