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If (x^3=512) then what is the value of (x)?
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Answer and explanation
Correct answer: 8
Given x^3=512. Since 8^3=8×8×8=512, x=8. Option 7 is not correct because 7^3=343. Exam tip: Memorising cubes of numbers from 1 to 10 helps solve such questions quickly.
Frequently asked questions
What is the correct answer to this question?
8
Why is this the correct answer?
Given x^3=512. Since 8^3=8×8×8=512, x=8. Option 7 is not correct because 7^3=343. Exam tip: Memorising cubes of numbers from 1 to 10 helps solve such questions quickly.
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Number Systems. Topic: Exponents.
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