Determine all values for the digit d that make the first number divisible by the second number. If none exist, so state. 214,21d is divisible by 11.
Fill in the blank(s) with the appropriate word(s).
Answer: 4
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The following table shows the population, in millions, of a certain town in the given year.
1985198719891991
2397221320461877?
A. Calculate the average rate of change in population from 1987 to 1989. (Be careful to get the sign right.)B. Explain in practical terms the meaning of the number you calculated in part A.C. Use averaging to estimate the population in 1988.
What will be an ideal response?
?Find the approximate change in z when the point 
changes from 
to 
.
?
; from 
to 
??
__________
Fill in the blank(s) with the appropriate word(s).
Factor completely. If the polynomial cannot be factored, say it is prime.81x2 - 126x + 49
A. (9x - 8)2 B. (9x + 7)2 C. (9x + 7)(9x - 7) D. (9x - 7)2
Simplify.
÷ 
- 
A. 
B. 
C. 
D. 