The second choice for the first problem and the third choice for the second problem
The answer is A. 67 , hope this helps
The answer would be 8 cubed, or 512 feet. just multiply the side by the width by the height and you have your answer.
Answer: I do not have expertise on this so I won't answer the exact problem but this sounds like exponential decay, where you have the decay rate. I know that the formula for exponential decay is: y = a(1 - r)^x
I'm sorry if this does not help much I don't have expertise on this. Sorry again.
Step-by-step explanation:
for number 19, figure out the exponents then multiply.
for scientific notaintion you figure out how many numbers are behind the decimal , then do that number as an exponient to 10 then multiply by that number. i hope i made a bit of sense. if not look at kahn academy for help !