By Jeff
- **May 27**, 02:00 AM

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By Jeff
- **May 26**, 02:00 AM

Math
How many distinct roots does the equation x4−2x2+1=0 have?
A. 0
B. 1
C. 2
D. 3
E. 4
Question Discussion & Explanation
Correct Answer - C - (click and drag your mouse to see the answer)
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By Jeff
- **May 25**, 02:00 AM

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By Miranda Menestrina
- **May 22**, 02:00 AM

Math
The average (arithmetic mean) of 4 different positive integers is 125 and the largest of these integers is 150, what is the least possible value of the smallest of the 4 integers?
A. 1
B. 2
C. 12
D. 53
E. 100
Question Discussion & Explanation
Correct Answer - D - (click...

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By Miranda Menestrina
- **May 19**, 02:00 AM

Math
This year, the sum of ages of the Perkins family members is 78. Currently, there are 4 members: husband, wife, daughter, and son. The husband is 4 years older than the wife. The daughter is two years older than the son. If the husband is...

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By Miranda Menestrina
- **May 18**, 02:00 AM

Math
In a set of numbers from 100 to 1000 inclusive, how many integers are odd and do not contain the digit "5"?
A. 180
B. 196
C. 286
D. 288
E. 324
Question Discussion & Explanation
Correct Answer - D - (click and drag your mouse to see the answer)
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