At the beginning of the year, David estimated he would save $8 * 10^3. David saved $2 * 10^4 for the year. Approximately how many times greater or less were his savings than his estimate? A. 2.5 times less.
B. 0.4 times less.
C. 2.5 times greater.
D. 0.4 times greater.

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

Twelve less than a number is at most 20

Your company withheld $4,463 from your paycheck for taxes. you received a $713 tax refund. select the best answer round to the nearest 100 to estimate how much you paid in taxes.