Free Practice Question
PS · Problem Solving
605-655
Inequalities
Consider a number m that is located to the left of 0 on the number line, where the square of m is less than 1/64. What can be said about the reciprocal of m?
Answer Choices
Correct answer marked belowLess than -8
Correct
B
Between -1 and -1/8
C
Between -1/8 and 0
D
Between 0 and 1/8
E
Greater than 8
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Explanation
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Official Explanation
Official
If m is a number to the left of 0 on the number line such that the square of m is less than 1/64, we have the inequality m^2 < 1/64. Taking the square root gives |m| <…
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Comments
3
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W
willeMar 18, 2025
Can someone explain it other way?
M
MocAug 16, 2024
greatt question!
I
IoleNov 17, 2024
thanksss
What this question tests
What it tests
Your ability to solve and combine linear inequalities and reason about ranges of values.
Common trap
Failing to flip the inequality sign when multiplying or dividing by a negative, or missing an inclusive/exclusive endpoint.
Details
Difficulty
605-655
Type
PS
Category