Determine whether or not one or more pairs of twin primes exist between the pair of numbers given. If so, identify the twin primes.4 and 14
A. No
B. 5, 7
C. 5, 7 and 11, 13
D. 5, 7 and 9, 11
Answer: C
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Solve the system.
+ 
= 
- 
= 
A. 
B. 
C. 
D. 
Factor out the greatest common factor.6y3 - 24y2
A. 6(y3 - 4y2) B. 6y(y2 - 4) C. 6y2(y + 4) D. 6y2(y - 4)
Write the whole number in words.64,568,009
A. sixty-four million, five hundred thousand, sixty-eight hundred, nine B. sixty-four million, five hundred sixty-eight thousand, nine C. sixty million, forty-five thousand, sixty-eight hundred and nine D. sixty-million, five thousand sixty-eight hundred, nine
Solve.The function A = A0e-0.01155x models the amount in pounds of a particular radioactive material stored in a concrete vault, where x is the number of years since the material was put into the vault. If 500 pounds of the material are placed in the vault, how much time will need to pass for only 79 pounds to remain?
A. 165 years B. 320 years C. 160 years D. 170 years